diff --git a/README.md b/README.md
index 607dfd2..2c24458 100644
--- a/README.md
+++ b/README.md
@@ -15,18 +15,15 @@ Here is a simple example of how to use LibHashSet in your application:
 
 ```C
 #include <hash_set.h>
-#include <time.h>
 #include <stdio.h>
 
-#define SEED ((uint32_t)time(NULL))
-
 int main(void)
 {
 	uint64_t item;
 	uintptr_t cursor = 0U;
 
 	/* create new hash set instance */
-	hash_set64_t* const hash_set = hash_set_create64(0U, -1.0, SEED);
+	hash_set64_t* const hash_set = hash_set_create64(0U, -1.0, 42U);
 	if (!hash_set)
 	{
 		fputs("Allocation has failed!\n", stderr);
diff --git a/example/hash-map/src/main.c b/example/hash-map/src/main.c
index b8a0872..46dddfc 100644
--- a/example/hash-map/src/main.c
+++ b/example/hash-map/src/main.c
@@ -6,11 +6,8 @@
 #include <hash_map.h>
 #include <stdio.h>
 #include <inttypes.h>
-#include <time.h>
 #include "input.h"
 
-#define SEED ((uint32_t)time(NULL))
-
 /* ========================================================================= */
 /* MAIN                                                                      */
 /* ========================================================================= */
@@ -26,7 +23,7 @@ int main(void)
 		HASHSET_VERSION_MAJOR, HASHSET_VERSION_MINOR, HASHSET_VERSION_PATCH, HASHSET_BUILD_DATE);
 
 	/* create new hash map instance */
-	hash_map = hash_map_create64(0U, -1.0, SEED);
+	hash_map = hash_map_create64(0U, -1.0, 42U);
 	if (!hash_map)
 	{
 		fputs("Allocation has failed!\n", stderr);
diff --git a/example/hash-set/src/main.c b/example/hash-set/src/main.c
index f4c5ab9..fc3078d 100644
--- a/example/hash-set/src/main.c
+++ b/example/hash-set/src/main.c
@@ -6,11 +6,8 @@
 #include <hash_set.h>
 #include <stdio.h>
 #include <inttypes.h>
-#include <time.h>
 #include "input.h"
 
-#define SEED ((uint32_t)time(NULL))
-
 /* ========================================================================= */
 /* MAIN                                                                      */
 /* ========================================================================= */
@@ -26,7 +23,7 @@ int main(void)
 		HASHSET_VERSION_MAJOR, HASHSET_VERSION_MINOR, HASHSET_VERSION_PATCH, HASHSET_BUILD_DATE);
 
 	/* create new hash set instance */
-	hash_set = hash_set_create64(0U, -1.0, SEED);
+	hash_set = hash_set_create64(0U, -1.0, 42U);
 	if (!hash_set)
 	{
 		fputs("Allocation has failed!\n", stderr);
diff --git a/test/hash-map/src/main.c b/test/hash-map/src/main.c
index 3487db5..918abd4 100644
--- a/test/hash-map/src/main.c
+++ b/test/hash-map/src/main.c
@@ -4,9 +4,10 @@
 /******************************************************************************/
 
 #include "tests.h"
+#include "../../shared/include/time_in.h"
+
 #include <stdio.h>
 #include <inttypes.h>
-#include <time.h>
 
 #define RUN_TEST_CASE(X) do \
 { \
@@ -17,7 +18,7 @@
 } \
 while(0)
 
-#define SEED ((uint32_t)time(NULL))
+#define SEED ((uint32_t)clock_now())
 
 /* ========================================================================= */
 /* MAIN                                                                      */
diff --git a/test/hash-map/test-hash-map.vcxproj b/test/hash-map/test-hash-map.vcxproj
index 759c685..d947395 100644
--- a/test/hash-map/test-hash-map.vcxproj
+++ b/test/hash-map/test-hash-map.vcxproj
@@ -40,11 +40,13 @@
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\shared\src\random_in.c" />
+    <ClCompile Include="..\shared\src\time_in.c" />
     <ClCompile Include="src\main.c" />
     <ClCompile Include="src\tests.c" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\shared\include\random_in.h" />
+    <ClInclude Include="..\shared\include\time_in.h" />
     <ClInclude Include="src\tests.h" />
   </ItemGroup>
   <ItemGroup>
diff --git a/test/hash-map/test-hash-map.vcxproj.filters b/test/hash-map/test-hash-map.vcxproj.filters
index df46186..c233206 100644
--- a/test/hash-map/test-hash-map.vcxproj.filters
+++ b/test/hash-map/test-hash-map.vcxproj.filters
@@ -24,6 +24,9 @@
     <ClCompile Include="..\shared\src\random_in.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\shared\src\time_in.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="src\tests.h">
@@ -32,5 +35,8 @@
     <ClInclude Include="..\shared\include\random_in.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\shared\include\time_in.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/test/hash-set/src/main.c b/test/hash-set/src/main.c
index 8cffa0f..572ebc2 100644
--- a/test/hash-set/src/main.c
+++ b/test/hash-set/src/main.c
@@ -4,9 +4,10 @@
 /******************************************************************************/
 
 #include "tests.h"
+#include "../../shared/include/time_in.h"
+
 #include <stdio.h>
 #include <inttypes.h>
-#include <time.h>
 
 #define RUN_TEST_CASE(X) do \
 { \
@@ -17,7 +18,7 @@
 } \
 while(0)
 
-#define SEED ((uint32_t)time(NULL))
+#define SEED ((uint32_t)clock_now())
 
 /* ========================================================================= */
 /* MAIN                                                                      */
diff --git a/test/hash-set/test-hash-set.vcxproj b/test/hash-set/test-hash-set.vcxproj
index dfb13e1..e641a8e 100644
--- a/test/hash-set/test-hash-set.vcxproj
+++ b/test/hash-set/test-hash-set.vcxproj
@@ -40,11 +40,13 @@
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\shared\src\random_in.c" />
+    <ClCompile Include="..\shared\src\time_in.c" />
     <ClCompile Include="src\main.c" />
     <ClCompile Include="src\tests.c" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\shared\include\random_in.h" />
+    <ClInclude Include="..\shared\include\time_in.h" />
     <ClInclude Include="src\tests.h" />
   </ItemGroup>
   <ItemGroup>
diff --git a/test/hash-set/test-hash-set.vcxproj.filters b/test/hash-set/test-hash-set.vcxproj.filters
index df46186..c233206 100644
--- a/test/hash-set/test-hash-set.vcxproj.filters
+++ b/test/hash-set/test-hash-set.vcxproj.filters
@@ -24,6 +24,9 @@
     <ClCompile Include="..\shared\src\random_in.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\shared\src\time_in.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="src\tests.h">
@@ -32,5 +35,8 @@
     <ClInclude Include="..\shared\include\random_in.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\shared\include\time_in.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/test/shared/include/time_in.h b/test/shared/include/time_in.h
new file mode 100644
index 0000000..7707726
--- /dev/null
+++ b/test/shared/include/time_in.h
@@ -0,0 +1,14 @@
+/******************************************************************************/
+/* HashSet for C99, by LoRd_MuldeR <MuldeR2@GMX.de>                           */
+/* This work has been released under the CC0 1.0 Universal license!           */
+/******************************************************************************/
+
+#ifndef _TEST_TIME_INCLUDED
+#define _TEST_TIME_INCLUDED
+
+#include <stdlib.h>
+#include <stdint.h>
+
+uint64_t clock_now(void);
+
+#endif /*_TEST_TIME_INCLUDED*/
diff --git a/test/shared/src/time_in.c b/test/shared/src/time_in.c
new file mode 100644
index 0000000..971d55b
--- /dev/null
+++ b/test/shared/src/time_in.c
@@ -0,0 +1,31 @@
+/******************************************************************************/
+/* HashSet for C99, by LoRd_MuldeR <MuldeR2@GMX.de>                           */
+/* This work has been released under the CC0 1.0 Universal license!           */
+/******************************************************************************/
+
+#include "../include/time_in.h"
+
+#ifdef _WIN32
+#  define WIN32_LEAN_AND_MEAN 1
+#  include <Windows.h>
+#else
+#  include <time.h>
+#endif
+
+uint64_t clock_now(void)
+{
+#ifdef _WIN32
+    LARGE_INTEGER counter;
+    if (QueryPerformanceCounter(&counter))
+    {
+        return counter.QuadPart;
+    }
+#else
+    struct timespec spec;
+    if (!clock_gettime(CLOCK_MONOTONIC, &spec))
+    {
+        return (((uint64_t)spec.tv_sec) << 32) | (((uint64_t)spec.tv_nsec) & UINT64_C(0xFFFFFFFF));
+    }
+#endif
+    return 0U;
+}