diff --git a/.github/workflows/test-external.yml b/.github/workflows/test-external.yml
index e08eed86..cad0a148 100644
--- a/.github/workflows/test-external.yml
+++ b/.github/workflows/test-external.yml
@@ -54,7 +54,22 @@ jobs:
             profile: ""
           - repo: "pcaversaccio/snekmate"
             dir: "snekmate"
-            cmd: "--config test/halmos.toml"
+            cmd: "--config test/halmos.toml --contract ERC20TestHalmos"
+            branch: ""
+            profile: "halmos"
+          - repo: "pcaversaccio/snekmate"
+            dir: "snekmate"
+            cmd: "--config test/halmos.toml --contract ERC721TestHalmos"
+            branch: ""
+            profile: "halmos"
+          - repo: "pcaversaccio/snekmate"
+            dir: "snekmate"
+            cmd: "--config test/halmos.toml --contract ERC1155TestHalmos"
+            branch: ""
+            profile: "halmos"
+          - repo: "pcaversaccio/snekmate"
+            dir: "snekmate"
+            cmd: "--config test/halmos.toml --contract MathTestHalmos"
             branch: ""
             profile: "halmos"