diff --git a/src/Operations.jl b/src/Operations.jl
index 2208e3a0f5..b88e9b9b96 100644
--- a/src/Operations.jl
+++ b/src/Operations.jl
@@ -1333,6 +1333,7 @@ function test(ctx::Context, pkgs::Vector{PackageSpec}; coverage=false)
             --color=$(Base.have_color ? "yes" : "no")
             --compiled-modules=$(Bool(Base.JLOptions().use_compiled_modules) ? "yes" : "no")
             --check-bounds=yes
+            --inline=$(Bool(Base.JLOptions().can_inline) ? "yes" : "no")
             --startup-file=$(Base.JLOptions().startupfile == 1 ? "yes" : "no")
             --track-allocation=$(("none", "user", "all")[Base.JLOptions().malloc_log + 1])
             --eval $code
diff --git a/src/Pkg.jl b/src/Pkg.jl
index 00154c3133..9dd3f50d31 100644
--- a/src/Pkg.jl
+++ b/src/Pkg.jl
@@ -148,6 +148,8 @@ passing `coverage=true`. The default behavior is not to run coverage.
 
 The tests are executed in a new process with `check-bounds=yes` and by default `startup-file=no`.
 If using the startup file (`~/.julia/config/startup.jl`) is desired, start julia with `--startup-file=yes`.
+Inlining of functions during testing can be disabled (for better coverage accuracy)
+by starting julia with `--inline=no`.
 """
 const test = API.test