diff --git a/atomics/Indexes/index.yaml b/atomics/Indexes/index.yaml
index d0b1bcfa1e..a37195532f 100644
--- a/atomics/Indexes/index.yaml
+++ b/atomics/Indexes/index.yaml
@@ -21710,7 +21710,7 @@ defense-evasion:
       - description: 'encode the command into base64 file
 
           '
-        prereq_command: 'exit 1
+        prereq_command: 'if [ -e "/tmp/encoded.dat" ]; then exit 0; else exit 1; fi
 
           '
         get_prereq_command: 'echo "#{shell_command}" | base64 > /tmp/encoded.dat
diff --git a/atomics/Indexes/linux-index.yaml b/atomics/Indexes/linux-index.yaml
index a336785d50..ef9d71b820 100644
--- a/atomics/Indexes/linux-index.yaml
+++ b/atomics/Indexes/linux-index.yaml
@@ -13369,7 +13369,7 @@ defense-evasion:
       - description: 'encode the command into base64 file
 
           '
-        prereq_command: 'exit 1
+        prereq_command: 'if [ -e "/tmp/encoded.dat" ]; then exit 0; else exit 1; fi
 
           '
         get_prereq_command: 'echo "#{shell_command}" | base64 > /tmp/encoded.dat
diff --git a/atomics/Indexes/macos-index.yaml b/atomics/Indexes/macos-index.yaml
index a6496f8402..c910644514 100644
--- a/atomics/Indexes/macos-index.yaml
+++ b/atomics/Indexes/macos-index.yaml
@@ -12605,7 +12605,7 @@ defense-evasion:
       - description: 'encode the command into base64 file
 
           '
-        prereq_command: 'exit 1
+        prereq_command: 'if [ -e "/tmp/encoded.dat" ]; then exit 0; else exit 1; fi
 
           '
         get_prereq_command: 'echo "#{shell_command}" | base64 > /tmp/encoded.dat