diff --git a/recipes-bsp/linux/linux-sysmocom_3.2.bb b/recipes-bsp/linux/linux-sysmocom_3.2.bb
index d9f11c6259..4d9faae5c5 100644
--- a/recipes-bsp/linux/linux-sysmocom_3.2.bb
+++ b/recipes-bsp/linux/linux-sysmocom_3.2.bb
@@ -4,6 +4,9 @@ require linux-sysmocom.inc
 LINUX_VERSION ?= "3.2.69"
 LINUX_VERSION_EXTENSION ?= "-sysmocom-${LINUX_KERNEL_TYPE}"
 
+# ATTENTION: Update linux-backports PR on version change. In Dora the
+# reverse dependency tracking for the kernel doesn't appear to work. So
+# please bump the PR on version changes!
 SRCREV = "d1a5b8e2ddc3a74c6d81d85a106cb0c33cd7688b"
 BRANCH = "sob-odu/linux-3.2.69"
 
diff --git a/recipes-bsp/linux/linux-sysmocom_git.bb b/recipes-bsp/linux/linux-sysmocom_git.bb
index f351bd88e1..37be276688 100644
--- a/recipes-bsp/linux/linux-sysmocom_git.bb
+++ b/recipes-bsp/linux/linux-sysmocom_git.bb
@@ -3,6 +3,9 @@ require linux-sysmocom.inc
 
 DEPENDS += "bc-native"
 
+# ATTENTION: Update linux-backports PR on version change. In Dora the
+# reverse dependency tracking for the kernel doesn't appear to work. So
+# please bump the PR on version changes!
 # at versions changes do not forget to update conf/machine/include/sysmobts.inc too
 LINUX_VERSION ?= "3.10.80"
 LINUX_VERSION_EXTENSION ?= "-sysmocom-${LINUX_KERNEL_TYPE}"