diff --git a/storm/thread/SCritSect.hpp b/storm/thread/SCritSect.hpp
index 8ad6b38..f83a592 100644
--- a/storm/thread/SCritSect.hpp
+++ b/storm/thread/SCritSect.hpp
@@ -23,8 +23,8 @@ class SCritSect {
     // Member functions
     SCritSect();
     ~SCritSect();
-    void Enter(void);
-    void Leave(void);
+    void Enter();
+    void Leave();
 };
 
 #endif
diff --git a/storm/thread/SEvent.hpp b/storm/thread/SEvent.hpp
index 3c258ee..b181ff0 100644
--- a/storm/thread/SEvent.hpp
+++ b/storm/thread/SEvent.hpp
@@ -7,9 +7,9 @@
 class SEvent : public SSyncObject {
     public:
     // Member functions
-    SEvent(int32_t manualReset, int32_t);
-    int32_t Reset(void);
-    int32_t Set(void);
+    SEvent(int32_t manualReset, int32_t initialValue);
+    int32_t Reset();
+    int32_t Set();
 };
 
 #endif
diff --git a/storm/thread/SSyncObject.hpp b/storm/thread/SSyncObject.hpp
index 232b4d1..655e4c2 100644
--- a/storm/thread/SSyncObject.hpp
+++ b/storm/thread/SSyncObject.hpp
@@ -28,7 +28,7 @@ class SSyncObject {
 
     // Member functions
     SSyncObject();
-    void Close(void);
+    void Close();
     bool Valid();
     uint32_t Wait(uint32_t timeoutMs);
 };