diff --git a/boot/ti-k3-r5-loader/Config.in b/boot/ti-k3-r5-loader/Config.in
index 5f86c045c99f..fc71337e80cc 100644
--- a/boot/ti-k3-r5-loader/Config.in
+++ b/boot/ti-k3-r5-loader/Config.in
@@ -1,6 +1,7 @@
 config BR2_TARGET_TI_K3_R5_LOADER
 	bool "ti-k3-r5-loader"
 	depends on BR2_aarch64
+	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS # python-rpds-py -> python-jsonschema
 	help
 	  Separate U-Boot SPL build for R5 core on TI's K3 processors.
 	  Usually used to build tiboot3.bin with k3-image-gen.
diff --git a/boot/ti-k3-r5-loader/ti-k3-r5-loader.mk b/boot/ti-k3-r5-loader/ti-k3-r5-loader.mk
index 0ffcb8235f2e..fdb058f3b72a 100644
--- a/boot/ti-k3-r5-loader/ti-k3-r5-loader.mk
+++ b/boot/ti-k3-r5-loader/ti-k3-r5-loader.mk
@@ -39,7 +39,12 @@ TI_K3_R5_LOADER_DEPENDENCIES = \
 	host-pkgconf \
 	$(BR2_MAKE_HOST_DEPENDENCY) \
 	host-arm-gnu-toolchain \
-	host-openssl
+	host-openssl \
+	host-python-jsonschema \
+	host-python-pyyaml \
+	host-python3 \
+	host-python-setuptools \
+	host-python-pylibfdt
 
 TI_K3_R5_LOADER_MAKE = $(BR2_MAKE)
 TI_K3_R5_LOADER_MAKE_ENV = $(TARGET_MAKE_ENV)
@@ -58,6 +63,7 @@ TI_K3_R5_LOADER_MAKE_OPTS = \
 	CROSS_COMPILE=$(HOST_DIR)/bin/arm-none-eabi- \
 	ARCH=arm \
 	HOSTCC="$(HOSTCC) $(subst -I/,-isystem /,$(subst -I /,-isystem /,$(HOST_CFLAGS)))" \
+	BINMAN_INDIRS=$(BINARIES_DIR) \
 	HOSTLDFLAGS="$(HOST_LDFLAGS)"
 
 define TI_K3_R5_LOADER_BUILD_CMDS