diff --git a/samples/modules/tflite-micro/hello_world/sample.yaml b/samples/modules/tflite-micro/hello_world/sample.yaml
index ea6b4ff6342..ccb280ea523 100644
--- a/samples/modules/tflite-micro/hello_world/sample.yaml
+++ b/samples/modules/tflite-micro/hello_world/sample.yaml
@@ -18,6 +18,7 @@ tests:
     integration_platforms:
       - qemu_x86
     tags: tensorflow
+    filter: TOOLCHAIN_HAS_NEWLIB == 1
   sample.tensorflow.helloworld.cmsis_nn:
     tags: tensorflow
     platform_allow: mps3_an547
diff --git a/tests/net/lib/lwm2m/content_json/testcase.yaml b/tests/net/lib/lwm2m/content_json/testcase.yaml
index cb5b5f5882d..15a280409ac 100644
--- a/tests/net/lib/lwm2m/content_json/testcase.yaml
+++ b/tests/net/lib/lwm2m/content_json/testcase.yaml
@@ -2,4 +2,5 @@ common:
   depends_on: netif
 tests:
   net.lwm2m.content_json:
+    filter: TOOLCHAIN_HAS_NEWLIB == 1
     tags: lwm2m net
diff --git a/tests/net/lib/lwm2m/content_link_format/testcase.yaml b/tests/net/lib/lwm2m/content_link_format/testcase.yaml
index 1d877c0e778..571c05e140d 100644
--- a/tests/net/lib/lwm2m/content_link_format/testcase.yaml
+++ b/tests/net/lib/lwm2m/content_link_format/testcase.yaml
@@ -2,4 +2,5 @@ common:
   depends_on: netif
 tests:
   net.lwm2m.content_link_format:
+    filter: TOOLCHAIN_HAS_NEWLIB == 1
     tags: lwm2m net
diff --git a/tests/net/lib/lwm2m/content_oma_tlv/testcase.yaml b/tests/net/lib/lwm2m/content_oma_tlv/testcase.yaml
index 8499b2d2c59..f7a3ef2e785 100644
--- a/tests/net/lib/lwm2m/content_oma_tlv/testcase.yaml
+++ b/tests/net/lib/lwm2m/content_oma_tlv/testcase.yaml
@@ -2,4 +2,5 @@ common:
   depends_on: netif
 tests:
   net.lwm2m.content_oma_tlv:
+    filter: TOOLCHAIN_HAS_NEWLIB == 1
     tags: lwm2m net
diff --git a/tests/net/lib/lwm2m/content_plain_text/testcase.yaml b/tests/net/lib/lwm2m/content_plain_text/testcase.yaml
index 0be48ab0336..516b149f388 100644
--- a/tests/net/lib/lwm2m/content_plain_text/testcase.yaml
+++ b/tests/net/lib/lwm2m/content_plain_text/testcase.yaml
@@ -2,4 +2,5 @@ common:
   depends_on: netif
 tests:
   net.lwm2m.content_plain_text:
+    filter: TOOLCHAIN_HAS_NEWLIB == 1
     tags: lwm2m net