diff --git a/.Rbuildignore b/.Rbuildignore
index 93930e7c..e32b748f 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -5,6 +5,7 @@ cran-comments.md
 ^.*\.github\*
 .travis.yml
 .appveyor.yml
+.lintr
 ^cran-comments\.md$
 ^CRAN-RELEASE$
 ^_pkgdown\.yml$
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index 36a22376..cf0385fb 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -1,9 +1,11 @@
 on:
   push:
     branches:
+      - main
       - master
   pull_request:
     branches:
+      - main
       - master
 
 name: lint
@@ -16,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - uses: r-lib/actions/setup-r@master
+      - uses: r-lib/actions/setup-r@v1
 
       - name: Query dependencies
         run: |
@@ -25,8 +27,8 @@ jobs:
           writeLines(sprintf("R-%i.%i", getRversion()$major, getRversion()$minor), ".github/R-version")
         shell: Rscript {0}
 
-      - name: Cache R packages
-        uses: actions/cache@v1
+      - name: Restore R package cache
+        uses: actions/cache@v2
         with:
           path: ${{ env.R_LIBS_USER }}
           key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}
@@ -39,6 +41,9 @@ jobs:
           remotes::install_cran("lintr")
         shell: Rscript {0}
 
+      - name: Install package
+        run: R CMD INSTALL .
+
       - name: Lint
         run: lintr::lint_package()
         shell: Rscript {0}
diff --git a/.lintr b/.lintr
new file mode 100644
index 00000000..3c9ce715
--- /dev/null
+++ b/.lintr
@@ -0,0 +1,18 @@
+linters: with_defaults(
+  line_length_linter = NULL,               # we have many long lines
+  cyclocomp_linter = NULL,                 #
+  commented_code_linter = NULL,            #
+  snake_case_linter = NULL,                # we prefered camel case
+  trailing_whitespace_linter = NULL,       # have a few cases
+  commas_linter = NULL,                    #
+  paren_brace_linter = NULL,               #
+  object_name_linter = NULL,               # more camel case
+  infix_spaces_linter = NULL,              #
+  function_left_parentheses_linter = NULL, #
+  spaces_inside_linter = NULL,             #
+  spaces_left_parentheses_linter = NULL,   #
+  no_tab_linter = NULL,                    #
+  single_quotes_linter = NULL,             #
+  object_length_linter = NULL,             #
+  assignment_linter = NULL                 # just one case
+  )
diff --git a/inst/extdata/build_font_size_lookup.R b/inst/extdata/build_font_size_lookup.R
index ffbe1f7d..071f7cac 100644
--- a/inst/extdata/build_font_size_lookup.R
+++ b/inst/extdata/build_font_size_lookup.R
@@ -61,4 +61,4 @@ cat(allStrs)
 
 
 
-# nolint end
\ No newline at end of file
+# nolint end
diff --git a/inst/extdata/conditional_formatting_testing.R b/inst/extdata/conditional_formatting_testing.R
index 76ecf450..b95d3510 100644
--- a/inst/extdata/conditional_formatting_testing.R
+++ b/inst/extdata/conditional_formatting_testing.R
@@ -1,4 +1,4 @@
-
+# nolint start
 
 
 wb <- createWorkbook()
@@ -76,3 +76,5 @@ wb <- loadWorkbook(fl)
 conditionalFormatting(wb, "Duplicates", cols = 1, rows = 1:10, type = "duplicates", style = createStyle(textDecoration = 'BOLD'))
 openXL(wb)
 
+
+# nolint end
diff --git a/inst/extdata/load_xlsx_testing.R b/inst/extdata/load_xlsx_testing.R
index 36a8a43f..9a47b30e 100644
--- a/inst/extdata/load_xlsx_testing.R
+++ b/inst/extdata/load_xlsx_testing.R
@@ -1,4 +1,4 @@
-
+# nolint start
 require('openxlsx')
 
 unzip_xlsx <- function(fl){
@@ -172,4 +172,4 @@ openXL(file.path(test_file_dir, "pivotTest.xlsx"))
 
 
 
-
+# nolint end
diff --git a/inst/extdata/stack_style_testing.R b/inst/extdata/stack_style_testing.R
index f60ad6d5..eb5d2ca4 100644
--- a/inst/extdata/stack_style_testing.R
+++ b/inst/extdata/stack_style_testing.R
@@ -1,4 +1,4 @@
-
+# nolint start
 
 
 require('openxlsx')
@@ -123,19 +123,4 @@ addStyle(wb, 3, createStyle(textDecoration = "bold", fgFill = "salmon"), 2:4, 2:
 
 openXL(wb)
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+# nolint end