diff --git a/packages/auth/package.json b/packages/auth/package.json
index 97cc96b2e8..8d39e93ced 100644
--- a/packages/auth/package.json
+++ b/packages/auth/package.json
@@ -27,7 +27,7 @@
     "@graphql-tools/load": "^8.0.0",
     "@graphql-tools/schema": "^10.0.0",
     "@interledger/http-signature-utils": "1.1.0",
-    "@interledger/open-payments": "3.1.0",
+    "@interledger/open-payments": "5.2.1",
     "@interledger/openapi": "1.2.0",
     "@koa/cors": "^4.0.0",
     "@koa/router": "^12.0.0",
diff --git a/packages/backend/package.json b/packages/backend/package.json
index ff6d0b085c..43415c6079 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -53,7 +53,7 @@
     "@graphql-tools/load": "^8.0.0",
     "@graphql-tools/schema": "^10.0.0",
     "@interledger/http-signature-utils": "1.1.0",
-    "@interledger/open-payments": "3.1.0",
+    "@interledger/open-payments": "5.2.1",
     "@interledger/openapi": "1.2.0",
     "@interledger/pay": "0.4.0-alpha.9",
     "@interledger/stream-receiver": "^0.3.3-alpha.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3c255d5891..69bd0d25b9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -121,8 +121,8 @@ importers:
         specifier: 1.1.0
         version: 1.1.0
       '@interledger/open-payments':
-        specifier: 3.1.0
-        version: 3.1.0
+        specifier: 5.2.1
+        version: 5.2.1
       '@interledger/openapi':
         specifier: 1.2.0
         version: 1.2.0
@@ -263,8 +263,8 @@ importers:
         specifier: 1.1.0
         version: 1.1.0
       '@interledger/open-payments':
-        specifier: 3.1.0
-        version: 3.1.0
+        specifier: 5.2.1
+        version: 5.2.1
       '@interledger/openapi':
         specifier: 1.2.0
         version: 1.2.0
@@ -4121,15 +4121,6 @@ packages:
     resolution: {integrity: sha512-hbp6YrS348c2VlpbLOj0oaPKrg+8nMU0a/xjnCQ3KruTFnqtJJPXr2CM9V17oYI4CLTcEh6mvP3AHpldXOmTHQ==}
     dev: false
 
-  /@interledger/http-signature-utils@1.0.4:
-    resolution: {integrity: sha512-iiHWGzB/c0bwjV9AxkkmOeqEmWO2CY0em372xyeqTQ3DT6GCkB90qhWZ4Tte2pxOgzpowkAfo1cXMW1NMCD8AA==}
-    dependencies:
-      http-message-signatures: 0.1.2
-      httpbis-digest-headers: 1.0.0
-      jose: 4.13.1
-      uuid: 9.0.1
-    dev: false
-
   /@interledger/http-signature-utils@1.1.0:
     resolution: {integrity: sha512-vxNrrp9qk71Pgt5/AcTtPTITnKPNX3P/Ag8+Vwqb2xhYpU9cTTEJJKhRjzOsvxXJ+I4NQ20Bwo/OHyfki48ZRg==}
     dependencies:
@@ -4139,11 +4130,11 @@ packages:
       uuid: 9.0.1
     dev: false
 
-  /@interledger/open-payments@3.1.0:
-    resolution: {integrity: sha512-b158SxGD0AbhSM+68nN7/cJCAA7Y/hBOmsfeZbyJggZq38eBvOoXMaxsvbFHvVrs3zQs/NkHFwzmaI0txvuLaA==}
+  /@interledger/open-payments@5.2.1:
+    resolution: {integrity: sha512-JzMOhu5eZRTaan4WFXclZo7eh0Ez+dk4ct7CpZC9nVu3N5rQK2FCG08HpCm55xBp5rKncmUQb6v0f+Bz/B7SHw==}
     dependencies:
-      '@interledger/http-signature-utils': 1.0.4
-      '@interledger/openapi': 1.0.3
+      '@interledger/http-signature-utils': 1.1.0
+      '@interledger/openapi': 1.2.0
       axios: 1.5.1
       base64url: 3.0.1
       http-message-signatures: 0.1.2
@@ -4154,22 +4145,6 @@ packages:
       - supports-color
     dev: false
 
-  /@interledger/openapi@1.0.3:
-    resolution: {integrity: sha512-Xx/Me2tj8DhHpQR9cVjioX/DAUmQnaXWjt8hEVPIru4pDSMHCGG0RmpU2dV+aIiVmkDM2OvJUfKoLGsPVStqrA==}
-    dependencies:
-      '@apidevtools/json-schema-ref-parser': 10.1.0
-      ajv: 8.12.0
-      ajv-formats: 2.1.1(ajv@8.12.0)
-      koa: 2.14.2
-      openapi-default-setter: 12.1.0
-      openapi-request-coercer: 12.1.0
-      openapi-request-validator: 12.1.0
-      openapi-response-validator: 12.1.0
-      openapi-types: 12.1.3
-    transitivePeerDependencies:
-      - supports-color
-    dev: false
-
   /@interledger/openapi@1.2.0:
     resolution: {integrity: sha512-1+EglSaJfQd/p2a/odIs94xwaOmotWDAZjBT4J0TxXORT2gez83xpUg4mo36t4lD3sjVbHbARqTKiSg2P2jLnw==}
     dependencies: