diff --git a/configure b/configure
index 020ca989d4f..ca7863420b4 100755
--- a/configure
+++ b/configure
@@ -20386,6 +20386,7 @@ wine_fn_config_makefile dlls/d3dx10_37 enable_d3dx10_37
 wine_fn_config_makefile dlls/d3dx10_38 enable_d3dx10_38
 wine_fn_config_makefile dlls/d3dx10_39 enable_d3dx10_39
 wine_fn_config_makefile dlls/d3dx10_40 enable_d3dx10_40
+wine_fn_config_makefile dlls/d3dx10_40/tests enable_tests
 wine_fn_config_makefile dlls/d3dx10_41 enable_d3dx10_41
 wine_fn_config_makefile dlls/d3dx10_41/tests enable_tests
 wine_fn_config_makefile dlls/d3dx10_42 enable_d3dx10_42
diff --git a/configure.ac b/configure.ac
index f139c59be74..594794ed93c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3086,6 +3086,7 @@ WINE_CONFIG_MAKEFILE(dlls/d3dx10_37)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_38)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_39)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_40)
+WINE_CONFIG_MAKEFILE(dlls/d3dx10_40/tests)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_41)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_41/tests)
 WINE_CONFIG_MAKEFILE(dlls/d3dx10_42)
diff --git a/dlls/d3dx10_40/Makefile.in b/dlls/d3dx10_40/Makefile.in
index af15cc5c921..3f1c534702a 100644
--- a/dlls/d3dx10_40/Makefile.in
+++ b/dlls/d3dx10_40/Makefile.in
@@ -1,4 +1,5 @@
 MODULE    = d3dx10_40.dll
+IMPORTLIB = d3dx10_40
 
 EXTRADLLFLAGS = -mno-cygwin -Wb,--prefer-native
 
diff --git a/dlls/d3dx10_40/tests/Makefile.in b/dlls/d3dx10_40/tests/Makefile.in
new file mode 100644
index 00000000000..ba566ff908d
--- /dev/null
+++ b/dlls/d3dx10_40/tests/Makefile.in
@@ -0,0 +1,6 @@
+TESTDLL = d3dx10_40.dll
+IMPORTS = d3dx10_40 ole32 gdi32
+PARENTSRC = ../../d3dx10_43/tests
+
+C_SRCS = \
+	d3dx10.c