diff --git a/configure.ac b/configure.ac
index 24f057e6..59f4a215 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,7 @@ AC_PROG_SED
 AC_PROG_MKDIR_P
 AC_CHECK_PROG([WIDL], [widl], [widl], [no])
 AS_IF([test "x$WIDL" = "xno"], [AC_MSG_ERROR([widl is required to build header files.])])
-AC_CHECK_PROG([GLSLANG], [glslangValidator], [glslang], [no])
+AC_CHECK_PROG([GLSLANG], [glslangValidator], [glslangValidator], [no])
 AS_IF([test "x$GLSLANG" = "xno"], [AC_MSG_ERROR([glslangValidator is required to compile shaders.])])
 
 AM_INIT_AUTOMAKE([1.11 foreign silent-rules subdir-objects no-dist-gzip dist-xz -Wall -Werror])