diff --git a/configs/acmesystems_acqua_a5_256mb_defconfig b/configs/acmesystems_acqua_a5_256mb_defconfig
index f62b000654..618ef0e756 100644
--- a/configs/acmesystems_acqua_a5_256mb_defconfig
+++ b/configs/acmesystems_acqua_a5_256mb_defconfig
@@ -17,7 +17,9 @@ BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_AT91BOOTSTRAP3=y
-BR2_TARGET_AT91BOOTSTRAP3_LATEST_VERSION_3X=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL="https://github.com/linux4sam/at91bootstrap.git"
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v3.10.2"
 BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="acqua-256m"
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
diff --git a/configs/acmesystems_acqua_a5_512mb_defconfig b/configs/acmesystems_acqua_a5_512mb_defconfig
index 9d2f009a5a..e9d74be7c8 100644
--- a/configs/acmesystems_acqua_a5_512mb_defconfig
+++ b/configs/acmesystems_acqua_a5_512mb_defconfig
@@ -17,7 +17,9 @@ BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_AT91BOOTSTRAP3=y
-BR2_TARGET_AT91BOOTSTRAP3_LATEST_VERSION_3X=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL="https://github.com/linux4sam/at91bootstrap.git"
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v3.10.2"
 BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="acqua-512m"
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y