diff --git a/docs/Doxyfile.in b/docs/Doxyfile.in
index 32bf341..75192a0 100644
--- a/docs/Doxyfile.in
+++ b/docs/Doxyfile.in
@@ -11,8 +11,7 @@ QUIET                  = NO
 # Basic settings:
 PROJECT_NAME           = "SigFn"
 #PROJECT_NUMBER         = @PROJECT_VERSION_MAJOR@.@PROJECT_VERSION_MINOR@.@PROJECT_VERSION_PATCH@
-INPUT                  = @PROJECT_SOURCE_DIR@ \
-                         @PROJECT_SOURCE_DIR@/docs \
+INPUT                  = @PROJECT_SOURCE_DIR@/docs \
                          @PROJECT_SOURCE_DIR@/include
 
 FILE_PATTERNS          = *.hpp \