diff --git a/single_include/kompute/Kompute.hpp b/single_include/kompute/Kompute.hpp
index 3ae98b483..9674d44c4 100755
--- a/single_include/kompute/Kompute.hpp
+++ b/single_include/kompute/Kompute.hpp
@@ -24,7 +24,7 @@ static const char* KOMPUTE_LOG_TAG = "KomputeLog";
 #endif // KOMPUTE_VK_API_VERSION
 
 // SPDLOG_ACTIVE_LEVEL must be defined before spdlog.h import
-#if !defined(SPDLOG_ACTIVE_LEVEL)
+#ifndef SPDLOG_ACTIVE_LEVEL
 #if DEBUG
 #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_DEBUG
 #else
diff --git a/src/include/kompute/Core.hpp b/src/include/kompute/Core.hpp
index 72ffa5346..73d6bc88e 100644
--- a/src/include/kompute/Core.hpp
+++ b/src/include/kompute/Core.hpp
@@ -24,7 +24,7 @@ static const char* KOMPUTE_LOG_TAG = "KomputeLog";
 #endif // KOMPUTE_VK_API_VERSION
 
 // SPDLOG_ACTIVE_LEVEL must be defined before spdlog.h import
-#if !defined(SPDLOG_ACTIVE_LEVEL)
+#ifndef SPDLOG_ACTIVE_LEVEL
 #if DEBUG
 #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_DEBUG
 #else