diff --git a/libultraship/Makefile b/libultraship/Makefile
index 66d1b7b9a..d5879e026 100644
--- a/libultraship/Makefile
+++ b/libultraship/Makefile
@@ -44,7 +44,7 @@ SRC_DIRS  := $(shell find -type d -not -path "*build*")
 
 CXX_FILES := \
 	$(shell find libultraship/Factories -name "*.cpp") \
-	$(shell find libultraship/Lib/Fast3D -name *.cpp") \
+	$(shell find libultraship/Lib/Fast3D -name "*.cpp") \
 	$(shell find libultraship -maxdepth 1 -name "*.cpp") \
 	$(shell find libultraship/Lib/ImGui -maxdepth 1 -name "*.cpp") \
 	libultraship/Lib/ImGui/backends/imgui_impl_opengl3.cpp \