diff --git a/bittide-instances/exe/post-dna-over-serial/Main.hs b/bittide-instances/exe/post-dna-over-serial/Main.hs
index de93fc848..95adeb7b2 100644
--- a/bittide-instances/exe/post-dna-over-serial/Main.hs
+++ b/bittide-instances/exe/post-dna-over-serial/Main.hs
@@ -68,4 +68,4 @@ case_dnaOverSerial = do
       pure match
 
 main :: IO ()
-main = withArgs [] $defaultMainGenerator
+main = withArgs ["--timeout", "2m"] $defaultMainGenerator
diff --git a/bittide-instances/exe/post-vex-riscv-tcp-test/Main.hs b/bittide-instances/exe/post-vex-riscv-tcp-test/Main.hs
index 06588f664..e6b179ea4 100644
--- a/bittide-instances/exe/post-vex-riscv-tcp-test/Main.hs
+++ b/bittide-instances/exe/post-vex-riscv-tcp-test/Main.hs
@@ -199,4 +199,4 @@ runTcpTest (sock, sockAddr) = do
     (BS.replicate (BS.length bs) 0x00)
 
 main :: IO ()
-main = withArgs [] $defaultMainGenerator
+main = withArgs ["--timeout", "2m"] $defaultMainGenerator