diff --git a/loopy.spec b/loopy.spec
index d2b85b45e5b079e91ecaab64493b5050b5598630..85ad633e71cf145b02a808c0efbc2455946c67fb 100644
--- a/loopy.spec
+++ b/loopy.spec
@@ -1,6 +1,7 @@
 # -*- mode: python -*-
 
 block_cipher = None
+single_file = True
 
 
 a = Analysis(['bin/loopy'],
@@ -8,17 +9,35 @@ a = Analysis(['bin/loopy'],
              hiddenimports=[],
              hookspath=None,
              runtime_hooks=None,
-             excludes=["hedge"],
+             excludes=["hedge", "meshpy", "pyopencl"],
              cipher=block_cipher)
 pyz = PYZ(a.pure,
              cipher=block_cipher)
-exe = EXE(pyz,
-          a.scripts,
-          a.binaries,
-          a.zipfiles,
-          a.datas,
-          name='loopy',
-          debug=False,
-          strip=None,
-          upx=True,
-          console=True )
+
+if single_file:
+    exe = EXE(pyz,
+              a.scripts,
+              a.binaries,
+              a.zipfiles,
+              a.datas,
+              name='loopy',
+              debug=False,
+              strip=None,
+              upx=True,
+              console=True)
+else:
+    exe = EXE(pyz,
+              a.scripts,
+              exclude_binaries=True,
+              name='loopy',
+              debug=False,
+              strip=None,
+              upx=True,
+              console=True)
+    coll = COLLECT(exe,
+                   a.binaries,
+                   a.zipfiles,
+                   a.datas,
+                   strip=None,
+                   upx=True,
+                   name='loopy')
diff --git a/run-pyinstaller.sh b/run-pyinstaller.sh
index 23e2774e2b55bb65da571cd7638250770c385ae7..c88389bb428d16a27970a7536da1999843dd651e 100755
--- a/run-pyinstaller.sh
+++ b/run-pyinstaller.sh
@@ -5,4 +5,3 @@ rm -Rf dist/loopy
 pyinstaller \
   --workpath=build/pyinstaller \
   loopy.spec
-# --onedir \