diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 3856e70c1..4c235e3a7 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -173,4 +173,4 @@ jobs:
           cache-from: type=registry,ref=${{ matrix.repository }}:latest
           push: ${{ startsWith(github.ref, 'refs/heads/main') }}
           tags: ${{ steps.docker-image-tag.outputs.tags }}
-          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64
+          platforms: linux/amd64,linux/arm64
diff --git a/rules.mk b/rules.mk
index ae0430ce9..0bdcffb74 100644
--- a/rules.mk
+++ b/rules.mk
@@ -28,14 +28,11 @@ worker : cmd/tink-worker/tink-worker
 virtual-worker : cmd/virtual-worker/virtual-worker
 
 crossbinaries := $(addsuffix -linux-,$(binaries))
-crossbinaries := $(crossbinaries:=386) $(crossbinaries:=amd64) $(crossbinaries:=arm64) $(crossbinaries:=armv6) $(crossbinaries:=armv7)
+crossbinaries := $(crossbinaries:=amd64) $(crossbinaries:=arm64)
 
 .PHONY: crosscompile $(crossbinaries)
-%-386:   FLAGS=GOOS=linux GOARCH=386
 %-amd64: FLAGS=GOOS=linux GOARCH=amd64
 %-arm64: FLAGS=GOOS=linux GOARCH=arm64
-%-armv6: FLAGS=GOOS=linux GOARCH=arm GOARM=6
-%-armv7: FLAGS=GOOS=linux GOARCH=arm GOARM=7
 $(binaries) $(crossbinaries):
 	$(FLAGS) go build $(LDFLAGS) -o $@ ./$(@D)