diff --git a/vpython b/vpython
index c63795471..cee9f7da8 100755
--- a/vpython
+++ b/vpython
@@ -52,8 +52,7 @@ elif [[ $DEPOT_TOOLS_BOOTSTRAP_PYTHON3 != 0 ]]; then
     source "$base_dir/bootstrap_python3"
     bootstrap_python3
   fi
-  PYTHON_BIN_RELDIR="$base_dir/$(cat "$base_dir/python_bin_reldir.txt" | xargs echo)"
-  exec "$base_dir/.cipd_bin/vpython" -vpython-interpreter  "$PYTHON_BIN_RELDIR/python" "$@"
+  exec "$base_dir/.cipd_bin/vpython" "$@"
 else
   exec "$base_dir/.cipd_bin/vpython" "$@"
 fi
diff --git a/vpython.bat b/vpython.bat
index 43f00cf79..c6818714a 100644
--- a/vpython.bat
+++ b/vpython.bat
@@ -7,4 +7,4 @@
 
 call "%~dp0\cipd_bin_setup.bat" > nul 2>&1
 echo %* from %cd% >> "%~dp0\python2_usage.txt"
-"%~dp0\.cipd_bin\vpython.exe" -vpython-interpreter "%~dp0\python.bat" %*
+"%~dp0\.cipd_bin\vpython.exe" %*
diff --git a/vpython3 b/vpython3
index 91a062517..968eff67f 100755
--- a/vpython3
+++ b/vpython3
@@ -48,8 +48,7 @@ elif [[ $DEPOT_TOOLS_BOOTSTRAP_PYTHON3 != 0 ]]; then
     source "$base_dir/bootstrap_python3"
     bootstrap_python3
   fi
-  PYTHON3_BIN_RELDIR="$base_dir/$(cat "$base_dir/python3_bin_reldir.txt" | xargs echo)"
-  exec "$base_dir/.cipd_bin/vpython3" -vpython-interpreter  "$PYTHON3_BIN_RELDIR/python3" "$@"
+  exec "$base_dir/.cipd_bin/vpython3" "$@"
 else
   exec "$base_dir/.cipd_bin/vpython3" "$@"
 fi
diff --git a/vpython3.bat b/vpython3.bat
index df1a62a6c..c9f40e76a 100644
--- a/vpython3.bat
+++ b/vpython3.bat
@@ -3,8 +3,5 @@
 :: Use of this source code is governed by a BSD-style license that can be
 :: found in the LICENSE file.
 
-setlocal
-for /f %%i in (%~dp0python3_bin_reldir.txt) do set PYTHON3_BIN_RELDIR=%%i
-
 call "%~dp0\cipd_bin_setup.bat" > nul 2>&1
-"%~dp0\.cipd_bin\vpython3.exe" -vpython-interpreter "%~dp0\%PYTHON3_BIN_RELDIR%\python3.exe" %*
+"%~dp0\.cipd_bin\vpython3.exe" %*