diff --git a/dynatademand/schemas/request/body/buy_project.json b/dynatademand/schemas/request/body/buy_project.json
index 02e3793..70ec56b 100644
--- a/dynatademand/schemas/request/body/buy_project.json
+++ b/dynatademand/schemas/request/body/buy_project.json
@@ -12,7 +12,8 @@
         "type": "string"
       },
       "surveyURL": {
-        "type": "string"
+        "type": "string",
+        "maxLength": 2000
       },
       "surveyTestURL": {
         "type": "string"
diff --git a/dynatademand/schemas/request/body/create_line_item.json b/dynatademand/schemas/request/body/create_line_item.json
index c1f986d..7ab161e 100644
--- a/dynatademand/schemas/request/body/create_line_item.json
+++ b/dynatademand/schemas/request/body/create_line_item.json
@@ -24,6 +24,7 @@
     },
     "surveyURL": {
       "type": "string",
+      "maxLength": 2000,
       "description": "Survey URL to send panelist into. "
     },
     "surveyTestURL": {
diff --git a/dynatademand/schemas/request/body/create_project.json b/dynatademand/schemas/request/body/create_project.json
index 9afe409..575f5b5 100644
--- a/dynatademand/schemas/request/body/create_project.json
+++ b/dynatademand/schemas/request/body/create_project.json
@@ -111,6 +111,7 @@
           },
           "surveyURL": {
             "type": "string",
+            "maxLength": 2000,
             "description": "Survey URL to send panelist into. "
           },
           "surveyTestURL": {
diff --git a/dynatademand/schemas/request/body/update_line_item.json b/dynatademand/schemas/request/body/update_line_item.json
index 14088bb..f12b8ec 100644
--- a/dynatademand/schemas/request/body/update_line_item.json
+++ b/dynatademand/schemas/request/body/update_line_item.json
@@ -11,7 +11,8 @@
       "type": "string"
     },
     "surveyURL": {
-      "type": "string"
+      "type": "string",
+      "maxLength": 2000
     },
     "surveyTestURL": {
       "type": "string"
diff --git a/dynatademand/schemas/request/body/update_project.json b/dynatademand/schemas/request/body/update_project.json
index e80d108..dfca5fd 100644
--- a/dynatademand/schemas/request/body/update_project.json
+++ b/dynatademand/schemas/request/body/update_project.json
@@ -62,7 +62,8 @@
             "type": "string"
           },
           "surveyURL": {
-            "type": "string"
+            "type": "string",
+            "maxLength": 2000
           },
           "surveyTestURL": {
             "type": "string"