diff --git a/pkg/util/dockerfile/get.go b/pkg/util/dockerfile/get.go
index 786c80d4bc..7b40110c36 100644
--- a/pkg/util/dockerfile/get.go
+++ b/pkg/util/dockerfile/get.go
@@ -8,7 +8,7 @@ import (
 	"strings"
 )
 
-var findExposePortsRegEx = regexp.MustCompile("$EXPOSE\\s(.*)^")
+var findExposePortsRegEx = regexp.MustCompile("^EXPOSE\\s(.*)$")
 
 // GetPorts retrieves all the exported ports from a dockerfile
 func GetPorts(filename string) ([]int, error) {