diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index ab6946b..4cc831d 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -257,9 +257,10 @@ macro(nvshmem_library_set_base_config LIBNAME)
 
   target_compile_options(${LIBNAME}
     INTERFACE $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<BOOL:${NVSHMEM_VERBOSE}>>:-Xptxas -v>
-    PRIVATE $<IF:$<CONFIG:Debug>,-O0;-g;,-O3>
+    PRIVATE $<IF:$<CONFIG:debug>,-O0;-g,-O3>
     $<$<AND:$<BOOL:${NVSHMEM_VERBOSE}>,$<COMPILE_LANGUAGE:CUDA>>:-Xptxas -v>
-    $<IF:$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:Debug>>,-O0;-g;-G;,-O3>
+    $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:debug>>:-O0;-g;-G>
+    $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:release>>:-O3>
     $<IF:$<STREQUAL:${CMAKE_HOST_SYSTEM_PROCESSOR},"x86_64">,-msse,>
     $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<BOOL:${NVCC_THREADS}>>:-t4>
   )
diff --git a/src/device/CMakeLists.txt b/src/device/CMakeLists.txt
index 73f3e2b..d0275e3 100644
--- a/src/device/CMakeLists.txt
+++ b/src/device/CMakeLists.txt
@@ -139,9 +139,10 @@ macro(nvshmem_library_set_base_config LIBNAME)
 
   target_compile_options(${LIBNAME}
     INTERFACE $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<BOOL:${NVSHMEM_VERBOSE}>>:-Xptxas -v>
-    PRIVATE $<IF:$<CONFIG:Debug>,-O0;-g;,-O3>
+    PRIVATE $<IF:$<CONFIG:debug>,-O0;-g,-O3>
     $<$<AND:$<BOOL:${NVSHMEM_VERBOSE}>,$<COMPILE_LANGUAGE:CUDA>>:-Xptxas -v>
-    $<IF:$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:Debug>>,-O0;-g;-G;,-O3>
+    $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:debug>>:-O0;-g;-G>
+    $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<CONFIG:release>>:-O3>
     $<IF:$<STREQUAL:${CMAKE_HOST_SYSTEM_PROCESSOR},"x86_64">,-msse,>
     $<$<AND:$<COMPILE_LANGUAGE:CUDA>,$<BOOL:${NVCC_THREADS}>>:-t4>
   )