diff --git a/mkspecs/mkspecs.cmake b/mkspecs/mkspecs.cmake
index f5f25ed9a..5a474a70e 100644
--- a/mkspecs/mkspecs.cmake
+++ b/mkspecs/mkspecs.cmake
@@ -40,13 +40,14 @@ if(NOT KATIE_PLATFORM)
 endif()
 
 if(NOT KATIE_COMPILER)
+    # using MATCHES in all checks due to CMP0054
     if (CMAKE_CXX_COMPILER_ID MATCHES "(Clang|AppleClang)")
         set(KATIE_COMPILER "clang")
-    elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    elseif (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
         set(KATIE_COMPILER "gcc")
-    elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
+    elseif (CMAKE_CXX_COMPILER_ID MATCHES "Intel")
         set(KATIE_COMPILER "icc")
-    elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+    elseif (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
         set(KATIE_COMPILER "msvc")
     else()
         message(FATAL_ERROR "Unknown compiler '${CMAKE_CXX_COMPILER_ID}'")