diff --git a/src/businesscat.coffee b/src/businesscat.coffee
index d6f6b21..2d4bb42 100644
--- a/src/businesscat.coffee
+++ b/src/businesscat.coffee
@@ -23,7 +23,7 @@ if process.env.HUBOT_BUSINESS_CAT_JARGON?
   additionalJargon = (process.env.HUBOT_BUSINESS_CAT_JARGON).split(',')
   jargon = jargon.concat(additionalJargon)
 
-regex = new RegExp jargon.join('|'), 'gi'
+regex = new RegExp "\\b(#{jargon.join('|')})\\b", 'gi'
 
 module.exports = (robot) ->
   robot.hear regex, (msg) ->
diff --git a/test/businesscat_test.coffee b/test/businesscat_test.coffee
index 0fd39c0..7bbcdf3 100644
--- a/test/businesscat_test.coffee
+++ b/test/businesscat_test.coffee
@@ -14,10 +14,10 @@ describe 'hubot-business-cat', ->
 
   it 'does register a hear listener', ->
     expect(@robot.hear).to.have.been.calledWithMatch sinon.match( (val) ->
-      val.test /per se/
+      val.test 'per se'
     )
 
   it 'does NOT register a hear listener', ->
     expect(@robot.hear).to.not.have.been.calledWith sinon.match( (val) ->
-      val.test /cooper seem/
+      val.test 'cooper seem'
     )