diff --git a/Foundation/include/Poco/BinaryReader.h b/Foundation/include/Poco/BinaryReader.h
index 611c2cdd7..3c2d2f8f1 100644
--- a/Foundation/include/Poco/BinaryReader.h
+++ b/Foundation/include/Poco/BinaryReader.h
@@ -150,6 +150,12 @@ public:
 		/// Returns the number of available bytes in the stream.
 
 private:
+
+#ifdef POCO_OS_FAMILY_WINDOWS
+#pragma warning(push)
+#pragma warning(disable : 4800) // forcing value to bool 'true' or 'false' (performance warning)
+#endif
+
 	template<typename T>
 	BinaryReader& read(T& value, bool flipBytes)
 	{
@@ -158,6 +164,10 @@ private:
 		return *this;
 	}
 
+#ifdef POCO_OS_FAMILY_WINDOWS
+#pragma warning(pop)
+#endif
+
 	template<typename T>
 	void read7BitEncoded(T& value)
 	{
diff --git a/Foundation/include/Poco/BinaryWriter.h b/Foundation/include/Poco/BinaryWriter.h
index 77cd4ac25..dd636a275 100644
--- a/Foundation/include/Poco/BinaryWriter.h
+++ b/Foundation/include/Poco/BinaryWriter.h
@@ -159,6 +159,12 @@ public:
 		/// either BIG_ENDIAN_BYTE_ORDER or LITTLE_ENDIAN_BYTE_ORDER.
 
 private:
+
+#ifdef POCO_OS_FAMILY_WINDOWS
+#pragma warning(push)
+#pragma warning(disable : 4800) // forcing value to bool 'true' or 'false' (performance warning)
+#endif
+
 	template<typename T>
 	BinaryWriter& write(T value, bool flipBytes)
 	{
@@ -174,6 +180,10 @@ private:
 		return *this;
 	}
 
+#ifdef POCO_OS_FAMILY_WINDOWS
+#pragma warning(pop)
+#endif
+
 	template<typename T>
 	void write7BitEncoded(T value)
 	{