diff --git a/examples/dtls-sock/Makefile.ci b/examples/dtls-sock/Makefile.ci
index b2190a0c67..e049ad4f2e 100644
--- a/examples/dtls-sock/Makefile.ci
+++ b/examples/dtls-sock/Makefile.ci
@@ -8,6 +8,7 @@ BOARD_INSUFFICIENT_MEMORY := \
     calliope-mini \
     cc2650-launchpad \
     cc2650stk \
+    e104-bt5010a-tb \
     e104-bt5011a-tb \
     hifive1 \
     hifive1b \
diff --git a/tests/pkg_tinydtls_sock_async/Makefile.ci b/tests/pkg_tinydtls_sock_async/Makefile.ci
index b2190a0c67..e049ad4f2e 100644
--- a/tests/pkg_tinydtls_sock_async/Makefile.ci
+++ b/tests/pkg_tinydtls_sock_async/Makefile.ci
@@ -8,6 +8,7 @@ BOARD_INSUFFICIENT_MEMORY := \
     calliope-mini \
     cc2650-launchpad \
     cc2650stk \
+    e104-bt5010a-tb \
     e104-bt5011a-tb \
     hifive1 \
     hifive1b \