diff --git a/.circleci/config.yml b/.circleci/config.yml
index 4cb017e96e66ed558b786ab5375e725c3bbe3f4e..f99f5807f32a7838714e08dbaba68f825099a5f0 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -135,6 +135,10 @@ jobs:
             ZKAPAUTHORIZER_HYPOTHESIS_PROFILE: "ci"
 
   linux-tests: &LINUX_TESTS
+    parameters:
+      tahoe-version:
+        type: "string"
+
     docker:
       # Run in a highly Nix-capable environment.
       - image: "nixos/nix:latest"
@@ -178,6 +182,7 @@ jobs:
             nix-build \
               --argstr hypothesisProfile ci \
               --arg collectCoverage true \
+              --arg tahoe-lafs << parameters.tahoe-version >> \
               --attr doc
 
       - run:
@@ -220,3 +225,7 @@ workflows:
             # https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
             - "12.3.0"
             - "11.7.0"
+
+            tahoe-version:
+            - "1.14.0"
+            - "1.16.0-rc0"