diff --git a/modules/glimpseBidAdapter.js b/modules/glimpseBidAdapter.js
index 7bcf8cf3a7d..7ee3717a84b 100644
--- a/modules/glimpseBidAdapter.js
+++ b/modules/glimpseBidAdapter.js
@@ -142,11 +142,12 @@ function getGdprConsentChoice(bidderRequest) {
 
   if (hasGdprConsent) {
     const gdprConsent = bidderRequest.gdprConsent
+    const hasGdprApplies = hasBooleanValue(gdprConsent.gdprApplies)
 
     return {
       consentString: gdprConsent.consentString || '',
       vendorData: gdprConsent.vendorData || {},
-      gdprApplies: gdprConsent.gdprApplies || true,
+      gdprApplies: hasGdprApplies ? gdprConsent.gdprApplies : true,
     }
   }
 
@@ -182,6 +183,13 @@ function hasValue(value) {
   )
 }
 
+function hasBooleanValue(value) {
+  return (
+    hasValue(value) &&
+    typeof value === 'boolean'
+  )
+}
+
 function hasStringValue(value) {
   return (
     hasValue(value) &&