diff --git a/code/memanalyzer.py b/code/memanalyzer.py
index f57642cd..4cec1c64 100644
--- a/code/memanalyzer.py
+++ b/code/memanalyzer.py
@@ -102,7 +102,7 @@ def run(env_, modules_):
     flags = ""
     for item in modules_.items():
         flags += "-D%s_SUPPORT=%d " % item
-    command = "export ESPURNA_BOARD=\"WEMOS_D1_MINI_RELAYSHIELD\"; export ESPURNA_FLAGS=\"%s\"; platformio run --silent --environment %s 2>/dev/null" % (flags, env_)
+    command = "ESPURNA_BOARD=\"WEMOS_D1_MINI_RELAYSHIELD\" ESPURNA_FLAGS=\"%s\" platformio run --silent --environment %s 2>/dev/null" % (flags, env_)
     subprocess.check_call(command, shell=True)
 
 
@@ -251,6 +251,4 @@ try:
 except:
     raise
 
-subprocess.check_call("export ESPURNA_BOARD=\"\"; export ESPURNA_FLAGS=\"\"", shell=True)
-
 print("\n")