diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ef03ed99..d7eaea17 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,6 +46,8 @@ jobs:
           version: ${{ matrix.julia-version }}
           arch: x64
       - uses: julia-actions/julia-buildpkg@latest
+      - name: Clean up
+        run: sudo rm -rf /opt
       - name: System info
         run: julia --project=. --color=yes -e "using BinaryBuilderBase; BinaryBuilderBase.versioninfo()"
       - uses: julia-actions/julia-runtest@latest
diff --git a/Project.toml b/Project.toml
index 93614e06..3df354c8 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "BinaryBuilderBase"
 uuid = "7f725544-6523-48cd-82d1-3fa08ff4056e"
 authors = ["Elliot Saba <staticfloat@gmail.com>"]
-version = "0.6.0"
+version = "0.6.1"
 
 [deps]
 CodecZlib = "944b1d66-785c-5afd-91f1-9de20f533193"
diff --git a/src/Runner.jl b/src/Runner.jl
index 9bb38b46..ccecd4cd 100644
--- a/src/Runner.jl
+++ b/src/Runner.jl
@@ -457,7 +457,6 @@ function generate_compiler_wrappers!(platform::AbstractPlatform; bin_path::Abstr
 
     # Rust stuff
     function rust_flags!(p::AbstractPlatform, flags::Vector{String} = String[])
-        push!(flags, "--target=$(map_rust_target(p))")
         if Sys.islinux(p)
             push!(flags, "-Clinker=$(aatriplet(p))-gcc")
 
@@ -474,7 +473,20 @@ function generate_compiler_wrappers!(platform::AbstractPlatform; bin_path::Abstr
         end
         return flags
     end
-    rustc(io::IO, p::AbstractPlatform) = wrapper(io, "/opt/$(host_target)/bin/rustc"; flags=rust_flags!(p), allow_ccache=false)
+    function rustc(io::IO, p::AbstractPlatform)
+        extra_cmds = """
+        if [[ " \${ARGS[@]} " == *'--target'* ]]; then
+            if ! [[ " \${ARGS[@]} " =~ --target(=| )$(map_rust_target(p)) ]]; then
+                echo "Attempting to invoke targeted 'rustc' wrapper with a different target! (Expected $(map_rust_target(p)))" >&2
+                echo "args: \${ARGS[@]}" >&2
+                exit 1
+            fi
+        else
+            PRE_FLAGS+=( '--target=$(map_rust_target(p))' )
+        fi
+        """
+        wrapper(io, "/opt/$(host_target)/bin/rustc"; flags=rust_flags!(p), allow_ccache=false, extra_cmds=extra_cmds)
+    end
     rustup(io::IO, p::AbstractPlatform) = wrapper(io, "/opt/$(host_target)/bin/rustup"; allow_ccache=false)
     cargo(io::IO, p::AbstractPlatform) = wrapper(io, "/opt/$(host_target)/bin/cargo"; allow_ccache=false)
 
diff --git a/test/runners.jl b/test/runners.jl
index 22687abf..9eff61c2 100644
--- a/test/runners.jl
+++ b/test/runners.jl
@@ -189,3 +189,18 @@ end
         end
     end
 end
+
+@testset "Shards" begin
+    # Run the testsuite as sanity check
+    @testset "testsuite" begin
+        mktempdir() do dir
+            ur = preferred_runner()(dir; platform=Platform("x86_64", "linux"; libc="glibc"), preferred_gcc_version=v"5", compilers=[:c, :rust, :go])
+            iobuff = IOBuffer()
+            test_script = raw"""
+            set -e
+            make -j${nproc} -sC /usr/share/testsuite install
+            """
+            @test run(ur, `/bin/bash -c "$(test_script)"`, iobuff; tee_stream=devnull)
+        end
+    end
+end