diff --git a/.github/spot-runner-action/dist/index.js b/.github/spot-runner-action/dist/index.js
index 37aa0ce13a3..c1c60815239 100644
--- a/.github/spot-runner-action/dist/index.js
+++ b/.github/spot-runner-action/dist/index.js
@@ -245,7 +245,7 @@ class Ec2Instance {
             const client = yield this.getEc2Client();
             // NOTE: This should be deterministic or we will create a launch template each time
             const userData = yield new userdata_1.UserData(this.config).getUserData();
-            const ec2InstanceTypeHash = this.getHashOfStringArray(this.config.ec2InstanceType.concat([userData]).concat([JSON.stringify(this.tags)]));
+            const ec2InstanceTypeHash = this.getHashOfStringArray(this.config.ec2InstanceType.concat([userData, JSON.stringify(this.tags), this.config.ec2KeyName]));
             const launchTemplateName = "aztec-packages-spot-" + this.config.ec2AmiId + "-" + ec2InstanceTypeHash;
             const launchTemplateParams = {
                 LaunchTemplateName: launchTemplateName,
@@ -258,6 +258,7 @@ class Ec2Instance {
                         MemoryMiB: { Min: 0 },
                         AllowedInstanceTypes: this.config.ec2InstanceType,
                     },
+                    KeyName: this.config.ec2KeyName,
                     UserData: userData,
                     TagSpecifications: [
                         {
diff --git a/.github/spot-runner-action/src/ec2.ts b/.github/spot-runner-action/src/ec2.ts
index 195aa3fa919..413d02ad4fb 100644
--- a/.github/spot-runner-action/src/ec2.ts
+++ b/.github/spot-runner-action/src/ec2.ts
@@ -161,7 +161,7 @@ export class Ec2Instance {
     // NOTE: This should be deterministic or we will create a launch template each time
     const userData = await new UserData(this.config).getUserData();
     const ec2InstanceTypeHash = this.getHashOfStringArray(
-      this.config.ec2InstanceType.concat([userData]).concat([JSON.stringify(this.tags)])
+      this.config.ec2InstanceType.concat([userData, JSON.stringify(this.tags), this.config.ec2KeyName])
     );
     const launchTemplateName =
       "aztec-packages-spot-" + this.config.ec2AmiId + "-" + ec2InstanceTypeHash;
@@ -177,6 +177,7 @@ export class Ec2Instance {
           MemoryMiB: { Min: 0 },
           AllowedInstanceTypes: this.config.ec2InstanceType,
         },
+        KeyName: this.config.ec2KeyName,
         UserData: userData,
         TagSpecifications: [
           {