diff --git a/lua/rust-tools/fly_check.lua b/lua/rust-tools/fly_check.lua
new file mode 100644
index 0000000..2e69a3a
--- /dev/null
+++ b/lua/rust-tools/fly_check.lua
@@ -0,0 +1,8 @@
+local M = {}
+
+function M.fly_check()
+  local params = vim.lsp.util.make_text_document_params()
+  vim.lsp.buf_notify(0, "rust-analyzer/runFlycheck", params)
+end
+
+return M
diff --git a/lua/rust-tools/init.lua b/lua/rust-tools/init.lua
index ca07557..1a78b76 100644
--- a/lua/rust-tools/init.lua
+++ b/lua/rust-tools/init.lua
@@ -90,6 +90,9 @@ function M.setup(opts)
   local lsp = require("rust-tools.lsp")
   M.lsp = lsp
 
+  local fly_check = require("rust-tools.fly_check")
+  M.fly_check = fly_check
+
   local move_item = require("rust-tools.move_item")
   M.move_item = move_item
 
diff --git a/lua/rust-tools/lsp.lua b/lua/rust-tools/lsp.lua
index 3288eeb..5c8846f 100644
--- a/lua/rust-tools/lsp.lua
+++ b/lua/rust-tools/lsp.lua
@@ -68,6 +68,9 @@ local function setup_commands()
     RustMoveItemDown = {
       rt.move_item.move_item,
     },
+    RustFlyCheck = {
+      rt.fly_check.fly_check,
+    },
     RustMoveItemUp = {
       function()
         require("rust-tools.move_item").move_item(true)