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"
 
diff --git a/src/halmos/config.py b/src/halmos/config.py
index c9d0f963..4f2a57a1 100644
--- a/src/halmos/config.py
+++ b/src/halmos/config.py
@@ -333,7 +333,7 @@ class Config:
 
     solver_timeout_assertion: int = arg(
         help="set timeout (in milliseconds) for solving assertion violation conditions; 0 means no timeout",
-        global_default=1000,
+        global_default=60_000,
         metavar="TIMEOUT",
         group=solver,
     )