diff --git a/contrib/teamcity/build-configurations.json b/contrib/teamcity/build-configurations.json
--- a/contrib/teamcity/build-configurations.json
+++ b/contrib/teamcity/build-configurations.json
@@ -41,11 +41,17 @@
     },
     "build-linux-aarch64": {
         "script": "builds/build-linux-aarch64.sh",
-        "timeout": 1800
+        "timeout": 1800,
+        "environment": {
+            "QEMU_LD_PREFIX": "/usr/aarch64-linux-gnu"
+        }
     },
     "build-linux-arm": {
         "script": "builds/build-linux-arm.sh",
-        "timeout": 1800
+        "timeout": 1800,
+        "environment": {
+            "QEMU_LD_PREFIX": "/usr/arm-linux-gnueabihf"
+        }
     },
     "build-make-generator": {
         "script": "builds/build-make-generator.sh",
diff --git a/contrib/teamcity/build-configurations.py b/contrib/teamcity/build-configurations.py
--- a/contrib/teamcity/build-configurations.py
+++ b/contrib/teamcity/build-configurations.py
@@ -111,7 +111,11 @@
             [str(script_path)] + unknown_args,
             check=True,
             cwd=build_directory,
-            env={**os.environ, **environment_variables},
+            env={
+                **os.environ,
+                **environment_variables,
+                **build.get("environment", {})
+            },
             timeout=build.get("timeout", DEFAULT_TIMEOUT),
         )
     except subprocess.TimeoutExpired as e:
diff --git a/contrib/teamcity/builds/build-linux-aarch64.sh b/contrib/teamcity/builds/build-linux-aarch64.sh
--- a/contrib/teamcity/builds/build-linux-aarch64.sh
+++ b/contrib/teamcity/builds/build-linux-aarch64.sh
@@ -34,9 +34,6 @@
 )
 build_with_cmake
 
-# Let qemu know where to find the system libraries
-export QEMU_LD_PREFIX=/usr/aarch64-linux-gnu
-
 # Unit tests
 ninja check
 ninja check-secp256k1
diff --git a/contrib/teamcity/builds/build-linux-arm.sh b/contrib/teamcity/builds/build-linux-arm.sh
--- a/contrib/teamcity/builds/build-linux-arm.sh
+++ b/contrib/teamcity/builds/build-linux-arm.sh
@@ -34,9 +34,6 @@
 )
 build_with_cmake
 
-# Let qemu know where to find the system libraries
-export QEMU_LD_PREFIX=/usr/arm-linux-gnueabihf
-
 # Unit tests
 ninja check
 ninja check-secp256k1