diff --git a/indra/cmake/FMODEX.cmake b/indra/cmake/FMODEX.cmake
index eb8712207..ae95866c4 100644
--- a/indra/cmake/FMODEX.cmake
+++ b/indra/cmake/FMODEX.cmake
@@ -67,7 +67,7 @@ if (NOT FMOD_LIBRARY_RELEASE OR NOT FMOD_INCLUDE_DIR)
   if(WINDOWS)
     set(lib_suffix .dll)
   elseif(DARWIN)
-    set(lib_suffix .dynlib)
+    set(lib_suffix .dylib)
   else(WINDOWS)
     set(lib_suffix .so)
   endif(WINDOWS)
diff --git a/indra/cmake/FMODSTUDIO.cmake b/indra/cmake/FMODSTUDIO.cmake
index a59bc0f43..0939540f4 100644
--- a/indra/cmake/FMODSTUDIO.cmake
+++ b/indra/cmake/FMODSTUDIO.cmake
@@ -68,7 +68,7 @@ if (NOT FMOD_LIBRARY_RELEASE OR NOT FMOD_INCLUDE_DIR)
   if(WINDOWS)
     set(lib_suffix .dll)
   elseif(DARWIN)
-    set(lib_suffix .dynlib)
+    set(lib_suffix .dylib)
   else(WINDOWS)
     set(lib_suffix .so)
   endif(WINDOWS)
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 3091e430a..23101bb56 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1438,7 +1438,7 @@ if(FMOD_LIBRARY_RELEASE)
   endif(DARWIN)
   add_dependencies(${VIEWER_BINARY_NAME} fmod_lib_copy)
 
-  #viewer_manifest.py needs these libraries (for now its all dynlib)
+  #viewer_manifest.py needs these libraries (for now its all dylib)
   if(MANIFEST_LIBRARIES)
     set(MANIFEST_LIBRARIES ${MANIFEST_LIBRARIES}|optimized ${fmod_lib_rel_name}|debug ${fmod_lib_deb_name})
   else(MANIFEST_LIBRARIES)