diff --git a/base/loading.jl b/base/loading.jl
index 48a5b6a8ab71f..922869a3b4495 100644
--- a/base/loading.jl
+++ b/base/loading.jl
@@ -519,7 +519,11 @@ end
 function source_dir()
     isinteractive() && return pwd()
     p = source_path(nothing)
-    p === nothing ? p : dirname(p)
+    if p === nothing
+        isinteractive() ? pwd() : p
+    else
+        dirname(p)
+    end
 end
 
 """