diff --git a/ast/tests/host.ast.json b/ast/tests/host.ast.json
index c8c44ef0..2f4f05f1 100644
--- a/ast/tests/host.ast.json
+++ b/ast/tests/host.ast.json
@@ -147,7 +147,7 @@
               "cat",
               "/etc/hosts",
               "|",
-              "acbgrep",
+              "grep",
               "\"1.2.3.4\\W*example.com\""
             ],
             "name": "RUN"
diff --git a/tests/host.earth b/tests/host.earth
index 66fc1803..f147f1e6 100644
--- a/tests/host.earth
+++ b/tests/host.earth
@@ -20,7 +20,7 @@ expand-args:
     ARG fake_host=example.com
     ARG target_ip=1.2
     HOST $fake_host $target_ip.3.4
-    RUN cat /etc/hosts | acbgrep "1.2.3.4\W*example.com"
+    RUN cat /etc/hosts | grep "1.2.3.4\W*example.com"
 
 invalid-ip:
     HOST example.com 1.2.3.4.5.6.7.8.9.10