diff --git a/CMakeLists.txt b/CMakeLists.txt
index 12bf7abec..ed32fd908 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,7 +93,9 @@ if(Backtrace_FOUND)
 endif()
 find_package(GnuTLS REQUIRED)
 find_package(Protobuf REQUIRED)
-find_library(PROTOBUF_STATIC_LIBRARY libprotobuf.a libprotobuf)
+if (NOT Protobuf_PROTOC_EXECUTABLE)
+  message(FATAL_ERROR "Missing protobuf compiler.")
+endif()
 if(LINUX)
   find_package(ALSA REQUIRED)
   pkg_check_modules(DBUS REQUIRED dbus-1)