diff --git a/tools/utils/repeat_fpga_build.py b/tools/utils/repeat_fpga_build.py
index 5ededf2..1b03a63 100755
--- a/tools/utils/repeat_fpga_build.py
+++ b/tools/utils/repeat_fpga_build.py
@@ -374,9 +374,11 @@ def run_fpga_build(
         cmd_build_num,
     )
     logging.info(f"Running FPGA build command: {cmd}")
+    my_env = os.environ.copy()
     with subprocess.Popen(
         cmd,
         shell=True,
+        env=my_env,
         stdout=subprocess.PIPE,
         stderr=subprocess.STDOUT,
         bufsize=1,
@@ -460,7 +462,7 @@ def run_ip_build(
     logging.info(f"Running IP build with command: {cmd}")
     output = ""
     with subprocess.Popen(
-        f'/bin/bash -c "{cmd}"',
+        cmd,
         shell=True,
         stdout=subprocess.PIPE,
         stderr=subprocess.STDOUT,