diff --git a/dep/libssh2/CMakeLists.txt b/dep/libssh2/CMakeLists.txt
index f43c150e6..58d2b9627 100644
--- a/dep/libssh2/CMakeLists.txt
+++ b/dep/libssh2/CMakeLists.txt
@@ -1,6 +1,6 @@
 if(USE_SYSTEM_LIBSSH2)
   if(PKG_CONFIG_FOUND)
-    pkg_check_modules(LIBSSH2 libssh2)
+	pkg_check_modules(LIBSSH2 REQUIRED libssh2)
   endif()
 
 else()