diff --git a/.github/workflows/test-devel_release.yml b/.github/workflows/test-devel_release.yml
index bd167154..28f651cd 100644
--- a/.github/workflows/test-devel_release.yml
+++ b/.github/workflows/test-devel_release.yml
@@ -56,7 +56,7 @@ jobs:
       uses: actions/checkout@v4
       with:
         path: inspircd
-        ref: insp3
+        ref: insp4
         repository: inspircd/inspircd
     - name: Build InspIRCd
       run: |
diff --git a/.github/workflows/test-stable.yml b/.github/workflows/test-stable.yml
index 76ef5a6c..3c646fd6 100644
--- a/.github/workflows/test-stable.yml
+++ b/.github/workflows/test-stable.yml
@@ -189,7 +189,7 @@ jobs:
       uses: actions/checkout@v4
       with:
         path: inspircd
-        ref: v3.17.1
+        ref: v4.7.0
         repository: inspircd/inspircd
     - name: Build InspIRCd
       run: |
diff --git a/README.md b/README.md
index 89d124f6..267df7ff 100644
--- a/README.md
+++ b/README.md
@@ -119,10 +119,7 @@ cd /tmp/
 git clone https://github.com/inspircd/inspircd.git
 cd inspircd
 
-# Optional, makes tests run considerably faster. Pick one depending on the InspIRCd version:
-# on Insp3 <= 3.16.0 and Insp4 <= 4.0.0a21:
-patch src/inspircd.cpp < ~/irctest/patches/inspircd_mainloop.patch
-# on Insp3 >= 3.17.0 and Insp4 >= 4.0.0a22:
+# Optional, makes tests run considerably faster.
 export CXXFLAGS=-DINSPIRCD_UNLIMITED_MAINLOOP
 
 ./configure --prefix=$HOME/.local/ --development
diff --git a/workflows.yml b/workflows.yml
index fbf7b951..628b5c5f 100644
--- a/workflows.yml
+++ b/workflows.yml
@@ -148,10 +148,10 @@ software:
         name: InspIRCd
         repository: inspircd/inspircd
         refs: &inspircd_refs
-            stable: v3.17.1
+            stable: v4.7.0
             release: null
             devel: master
-            devel_release: insp3
+            devel_release: insp4
         path: inspircd
         prefix: ~/.local/inspircd
         cache: false  # incremental compilation is frequently broken