diff --git a/lib/functions/host/prepare-host.sh b/lib/functions/host/prepare-host.sh
index ed37856f72..b2753462bc 100644
--- a/lib/functions/host/prepare-host.sh
+++ b/lib/functions/host/prepare-host.sh
@@ -290,7 +290,8 @@ function adaptative_prepare_host_dependencies() {
 	host_deps_add_extra_python # See python-tools.sh::host_deps_add_extra_python()
 
 	### Python3 -- required for Armbian's Python tooling, and also for more recent u-boot builds. Needs 3.9+; ffi-dev is needed for some Python packages when the wheel is not prebuilt
-	host_dependencies+=("python3-dev" "python3-setuptools" "python3-pip" "python3-pyelftools" "libffi-dev")
+	### 'python3-setuptools' and 'python3-pyelftools' moved to requirements.txt to make sure build hosts use the same/latest versions of these tools. 
+	host_dependencies+=("python3-dev" "python3-pip" "libffi-dev")
 
 	# Needed for some u-boot's, lest "tools/mkeficapsule.c:21:10: fatal error: gnutls/gnutls.h"
 	host_dependencies+=("libgnutls28-dev")
diff --git a/requirements.txt b/requirements.txt
index 2d21cf6a3b..83dcdb344e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,8 @@
 # Always use a fixed version, this is important for correct hashing.
 # Dependabot will keep these versions up to date.
 
+setuptools == 70.1.1   # for building Python packages
+pyelftools == 0.31     # for building U-Boot
 unidiff == 0.7.5       # for parsing unified diff
 GitPython == 3.1.43    # for manipulating git repos
 unidecode == 1.3.8     # for converting strings to ascii