diff --git a/src/crypto/ghostrider/CMakeLists.txt b/src/crypto/ghostrider/CMakeLists.txt
index a80396b80..6b3f25dd8 100644
--- a/src/crypto/ghostrider/CMakeLists.txt
+++ b/src/crypto/ghostrider/CMakeLists.txt
@@ -43,22 +43,22 @@ set(SOURCES
 )
 
 if (CMAKE_C_COMPILER_ID MATCHES MSVC)
-    set_source_files_properties(sph_blake.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_bmw.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_cubehash.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_echo.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_fugue.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_groestl.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_hamsi.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_jh.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_keccak.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_luffa.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_shabal.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_shavite.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_simd.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_sha2.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_skein.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
-    set_source_files_properties(sph_whirlpool.c PROPERTIES COMPILE_FLAGS "/O1 /Oi /Os")
+    set_source_files_properties(sph_blake.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_bmw.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_cubehash.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_echo.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_fugue.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_groestl.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_hamsi.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_jh.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_keccak.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_luffa.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_shabal.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_shavite.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_simd.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_sha2.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_skein.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
+    set_source_files_properties(sph_whirlpool.c PROPERTIES COMPILE_FLAGS_RELEASE "/O1 /Oi /Os")
 elseif (CMAKE_C_COMPILER_ID MATCHES GNU OR CMAKE_C_COMPILER_ID MATCHES Clang)
     set_source_files_properties(sph_blake.c PROPERTIES COMPILE_FLAGS "-Os")
     set_source_files_properties(sph_bmw.c PROPERTIES COMPILE_FLAGS "-Os")