diff --git a/spec/build/testsuites/libtests/dl13.yml b/spec/build/testsuites/libtests/dl13.yml
index 790b89e0de..b0924af1ef 100644
--- a/spec/build/testsuites/libtests/dl13.yml
+++ b/spec/build/testsuites/libtests/dl13.yml
@@ -35,6 +35,7 @@ enabled-by:
   - not: bsps/arm/lpc24xx
   - not: bsps/arm/stm32h7
   - not: bsps/arm/stm32f4
+  - not: bsps/arm/stm32u5
 includes:
 - testsuites/libtests/dl13
 ldflags: []