diff --git a/CITATION.cff b/CITATION.cff
index 68327c3..481a9af 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -143,9 +143,6 @@ references:
     email: jeroenooms@gmail.com
     orcid: https://orcid.org/0000-0002-4035-0289
   year: '2024'
-  identifiers:
-  - type: url
-    value: https://arxiv.org/abs/1403.2805
   doi: 10.32614/CRAN.package.jsonlite
   version: '>= 1.7.2'
 - type: software
diff --git a/README.md b/README.md
index 79a07f8..51e00f6 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ file and the `CITATION` file (if present) of your package. Note that
 **cffr** works best if your package pass
 `R CMD check/devtools::check()`.
 
-As per 2024-12-18 there are at least 426 repos on GitHub using **cffr**.
+As per 2024-12-30 there are at least 410 repos on GitHub using **cffr**.
 [Check them out
 here](https://github.com/search?q=cffr%20path%3A**%2FCITATION.cff&type=code).
 
@@ -394,9 +394,6 @@ test <- cff_create("rmarkdown")
         email: jeroenooms@gmail.com
         orcid: https://orcid.org/0000-0002-4035-0289
       year: '2024'
-      identifiers:
-      - type: url
-        value: https://arxiv.org/abs/1403.2805
       doi: 10.32614/CRAN.package.jsonlite
     - type: software
       title: knitr
diff --git a/cffr.Rproj b/cffr.Rproj
index e171837..78bb4b7 100644
--- a/cffr.Rproj
+++ b/cffr.Rproj
@@ -1,4 +1,5 @@
 Version: 1.0
+ProjectId: 25881e07-70a0-49da-ab8f-b4b862c2aeed
 
 RestoreWorkspace: No
 SaveWorkspace: No
diff --git a/codemeta.json b/codemeta.json
index eb9729f..3ff3caa 100644
--- a/codemeta.json
+++ b/codemeta.json
@@ -14,7 +14,7 @@
     "name": "R",
     "url": "https://r-project.org"
   },
-  "runtimePlatform": "R version 4.4.2 (2024-10-31)",
+  "runtimePlatform": "R version 4.4.2 (2024-10-31 ucrt)",
   "provider": {
     "@id": "https://cran.r-project.org",
     "@type": "Organization",
@@ -200,7 +200,7 @@
   },
   "isPartOf": "https://ropensci.org",
   "keywords": ["attribution", "citation", "credit", "citation-files", "cff", "metadata", "citation-file-format", "cran", "r", "r-package", "ropensci", "rstats"],
-  "fileSize": "1603.497KB",
+  "fileSize": "1623.325KB",
   "citation": [
     {
       "@type": "ScholarlyArticle",
diff --git a/data/cran_to_spdx.rda b/data/cran_to_spdx.rda
index 00cbf54..63fd7d2 100644
Binary files a/data/cran_to_spdx.rda and b/data/cran_to_spdx.rda differ
diff --git a/inst/schemaorg.json b/inst/schemaorg.json
index 3b4b499..92f0606 100644
--- a/inst/schemaorg.json
+++ b/inst/schemaorg.json
@@ -26,6 +26,6 @@
     "name": "Comprehensive R Archive Network (CRAN)",
     "url": "https://cran.r-project.org"
   },
-  "runtimePlatform": "R version 4.4.2 (2024-10-31)",
+  "runtimePlatform": "R version 4.4.2 (2024-10-31 ucrt)",
   "version": "1.1.1"
 }
diff --git a/man/cff_class.Rd b/man/cff_class.Rd
index 9ab1a06..f26167b 100644
--- a/man/cff_class.Rd
+++ b/man/cff_class.Rd
@@ -163,7 +163,7 @@ ref_list
 #>     given-names: Charlie
 #>   year: '2024'
 #>   notes: R package version 2.3.10
-#>   url: https://github.com/vubiostat/r-yaml/
+#>   url: https://CRAN.R-project.org/package=yaml
 
 class(ref_list)
 #> [1] "cff_ref_lst" "cff"
@@ -337,7 +337,7 @@ toBibtex(cit)
 #>   author = \{Shawn P Garbett and Jeremy Stephens and Kirill Simonov and Yihui Xie and Zhuoer Dong and Hadley Wickham and Jeffrey Horner and \{reikoch\} and Will Beasley and Brendan O'Connor and Gregory R. Warnes and Michael Quinn and Zhian N. Kamvar and Charlie Gao\},
 #>   year = \{2024\},
 #>   note = \{R package version 2.3.10\},
-#>   url = \{https://github.com/vubiostat/r-yaml/\},
+#>   url = \{https://CRAN.R-project.org/package=yaml\},
 #> \}
 
 # cff_pers, cff_pers_lst
diff --git a/tests/testthat/_snaps/as_cff.md b/tests/testthat/_snaps/as_cff.md
index 13977cd..f58b0fe 100644
--- a/tests/testthat/_snaps/as_cff.md
+++ b/tests/testthat/_snaps/as_cff.md
@@ -14,7 +14,7 @@
       - family-names: person
         given-names: A
         email: fake@gmail.com
-        orcid: https://orcid.org/0000-0000-0000-0000
+        orcid: https://orcid.org/0000-0001-8457-4658
         affiliation: Real Madrid
         website: https://www.google.com/
 
@@ -26,7 +26,7 @@
       family-names: person
       given-names: A
       email: fake@gmail.com
-      orcid: https://orcid.org/0000-0000-0000-0000
+      orcid: https://orcid.org/0000-0001-8457-4658
       affiliation: Real Madrid
       website: https://www.google.com/
 
diff --git a/tests/testthat/test-as_cff.R b/tests/testthat/test-as_cff.R
index ca1bf7a..3fc96ee 100644
--- a/tests/testthat/test-as_cff.R
+++ b/tests/testthat/test-as_cff.R
@@ -16,7 +16,7 @@ test_that("as_cff.person", {
   pers <- person("A", "person",
     email = "fake@gmail.com",
     comment = c(
-      ORCID = "0000-0000-0000-0000",
+      ORCID = "0000-0001-8457-4658",
       affiliation = "Real Madrid",
       website = "https://www.google.com/"
     )
diff --git a/tests/testthat/test-methods.R b/tests/testthat/test-methods.R
index 79101df..f454ded 100644
--- a/tests/testthat/test-methods.R
+++ b/tests/testthat/test-methods.R
@@ -135,6 +135,9 @@ test_that("Convert list of authors", {
 
 
 test_that("as.person method", {
+  rvers <- getRversion()
+  skip_if(!grepl("^4.4", rvers), "Snapshot created with R 4.4.*")
+  skip_on_cran()
   path <- system.file("examples/CITATION_complete.cff", package = "cffr")
 
   the_cff <- cff_read(path)