diff --git a/configure.ac b/configure.ac
index 5f3adb5..b7f21eb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -211,7 +211,12 @@ fi
 if test "${enable_encrypt}" = "yes"; then
 	CONFIG_FEATURES="${CONFIG_FEATURES} encrypt"
 	AC_DEFINE([CONFIG_ENCRYPT], [1], [Define if encryption enabled])
-	AM_PATH_LIBGCRYPT([1:1.6.3], [], [AC_MSG_ERROR([Cannot locate >=libgcrypt-1.6.3])])
+	PKG_CONFIG="pkg-config --static"
+		PKG_CHECK_MODULES([LIBGCRYPT],
+				  [libgcrypt >= 1.6.3],
+				  ,
+				  [AC_MSG_ERROR("Cannot locate >=libgcrypt-1.6.3")]
+		)
 fi
 
 if test "${enable_splashy}" = "yes"; then