diff --git a/.travis.yml b/.travis.yml
index 1620f2c..f9be6f4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,5 +4,11 @@ install:
 before_script:
   - curl -o /tmp/urchin https://raw.githubusercontent.com/scraperwiki/urchin/master/urchin && chmod +x /tmp/urchin
 script:
-  - NVM_DIR=$TRAVIS_BUILD_DIR make URCHIN=/tmp/urchin test
-
+  - NVM_DIR=$TRAVIS_BUILD_DIR make URCHIN=/tmp/urchin test_shell
+env:
+  - SHELL=sh TEST_SUITE=fast
+  - SHELL=dash TEST_SUITE=fast
+  - SHELL=bash TEST_SUITE=fast
+  - SHELL=zsh TEST_SUITE=fast
+  - SHELL=ksh TEST_SUITE=fast
+#  - SHELL=bash TEST_SUITE=slow
diff --git a/Makefile b/Makefile
index cb14573..090ebf6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 URCHIN=`which urchin`
 SHELLS=sh bash dash ksh zsh
 
-.PHONY: $(SHELLS) test
+.PHONY: $(SHELLS) test test_shell
 
 fast: $(SHELLS)
 
@@ -12,5 +12,8 @@ $(SHELLS):
 test: fast
 	@$(URCHIN) -f test/slow 
 
+test_shell:
+	@$(SHELL) $(URCHIN) -f test/$(TEST_SUITE)
+
 default: test