diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a488e50..8939e2ff 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,11 +21,11 @@ jobs:
           cache: 'pip'
 
       - name: Install BEDTools (Linux)
-        run: sudo apt-get install bedtools
+        run: sudo apt-get install bedtools freetype imagemagick
         if: matrix.os == 'ubuntu-latest'
 
       - name: Install BEDTools (macOS)
-        run: brew install bedtools
+        run: brew install bedtools freetype imagemagick
         if: matrix.os == 'macos-13'
 
       - name: Install dependencies
diff --git a/jcvi/graphics/grabseeds.py b/jcvi/graphics/grabseeds.py
index f26615fc..eb020f35 100644
--- a/jcvi/graphics/grabseeds.py
+++ b/jcvi/graphics/grabseeds.py
@@ -618,7 +618,7 @@ def seeds(args):
     ff = opts.filter
     calib = opts.calibrate
     outdir = opts.outdir
-    if outdir != ".":
+    if outdir and outdir != ".":
         mkdir(outdir)
     if calib:
         calib = json.load(must_open(calib))