diff --git a/cmake/FindInterbase.cmake b/cmake/FindInterbase.cmake
index 015d301802e..95b735e56aa 100644
--- a/cmake/FindInterbase.cmake
+++ b/cmake/FindInterbase.cmake
@@ -24,6 +24,7 @@
 find_path(Interbase_INCLUDE_DIR
           NAMES ibase.h
           HINTS ${Interbase_INCLUDEDIR}
+          PATH_SUFFIXES firebird
 )
 
 find_library(Interbase_LIBRARY