diff --git a/src/interfaces/ecpg/test/Makefile b/src/interfaces/ecpg/test/Makefile
index 8eedcf39dc8..c761a4dcb0d 100644
--- a/src/interfaces/ecpg/test/Makefile
+++ b/src/interfaces/ecpg/test/Makefile
@@ -68,7 +68,7 @@ $(top_builddir)/src/port/pg_config_paths.h: $(top_builddir)/src/Makefile.global
 # $(srcdir) to the build directory.
 
 ifdef VPATH
-remaining_files_src := $(wildcard $(srcdir)/*/*.pgc) $(wildcard $(srcdir)/expected/*.c) $(wildcard $(srcdir)/expected/*.stdout) $(wildcard $(srcdir)/expected/*.stderr) $(srcdir)/resultmap
+remaining_files_src := $(wildcard $(srcdir)/*/*.pgc) $(wildcard $(srcdir)/expected/*.c) $(wildcard $(srcdir)/expected/*.stdout) $(wildcard $(srcdir)/expected/*.stderr)
 remaining_files_build := $(patsubst $(srcdir)/%, $(abs_builddir)/%, $(remaining_files_src))
 
 all: $(remaining_files_build)