diff --git a/.buildlibrary b/.buildlibrary
index 259f2da2..73c1b3af 100644
--- a/.buildlibrary
+++ b/.buildlibrary
@@ -1,4 +1,4 @@
-ValidationKey: '7342505'
+ValidationKey: '7484100'
 AcceptedWarnings:
 - 'Warning: package ''.*'' was built under R version'
 - 'Warning: namespace ''.*'' is not available and has been replaced'
diff --git a/CITATION.cff b/CITATION.cff
index 148f046b..4d89057e 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,8 +2,8 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using the metadata from this file.
 type: software
 title: 'madrat: May All Data be Reproducible and Transparent (MADRaT) *'
-version: 3.7.3
-date-released: '2023-11-24'
+version: 3.8.0
+date-released: '2023-12-04'
 abstract: Provides a framework which should improve reproducibility and transparency
   in data processing. It provides functionality such as automatic meta data creation
   and management, rudimentary quality management, data caching, work-flow management
diff --git a/DESCRIPTION b/DESCRIPTION
index 20cf2fd4..945a2279 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Type: Package
 Package: madrat
 Title: May All Data be Reproducible and Transparent (MADRaT) *
-Version: 3.7.3
-Date: 2023-11-24
+Version: 3.8.0
+Date: 2023-12-04
 Authors@R: c(
     person("Jan Philipp", "Dietrich", , "dietrich@pik-potsdam.de", role = c("aut", "cre")),
     person("Lavinia", "Baumstark", , "lavinia@pik-potsdam.de", role = "aut"),
diff --git a/R/fingerprint.R b/R/fingerprint.R
index f1b09714..cc200f7a 100644
--- a/R/fingerprint.R
+++ b/R/fingerprint.R
@@ -160,8 +160,16 @@ fingerprintFiles <- function(paths) {
     }
 
     if (!is.null(files)) {
-      # use the first 300 byte of each file and the file sizes for hashing
-      files$hash <- vapply(files$path, digest, character(1), algo = getConfig("hash"), file = TRUE, length = 300)
+      # hash the first 300 bytes of each file, or the entire file if a
+      # `.fullhash` file is present in the directory
+      files$hash <- vapply(
+        files$path,
+        digest,
+        character(1),
+        algo = getConfig("hash"),
+        file = TRUE,
+        length = ifelse(file.exists(file.path(path, ".fullhash")), Inf, 300)
+      )
       files$path <- NULL
       if (!is.null(hashCacheFile)) {
         if (!dir.exists(dirname(hashCacheFile))) {
diff --git a/README.md b/README.md
index 388993bf..042c8bf6 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # May All Data be Reproducible and Transparent (MADRaT) *
 
-R package **madrat**, version **3.7.3**
+R package **madrat**, version **3.8.0**
 
 [![CRAN status](https://www.r-pkg.org/badges/version/madrat)](https://cran.r-project.org/package=madrat) [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1115490.svg)](https://doi.org/10.5281/zenodo.1115490) [![R build status](https://github.com/pik-piam/madrat/workflows/check/badge.svg)](https://github.com/pik-piam/madrat/actions) [![codecov](https://codecov.io/gh/pik-piam/madrat/branch/master/graph/badge.svg)](https://app.codecov.io/gh/pik-piam/madrat) [![r-universe](https://pik-piam.r-universe.dev/badges/madrat)](https://pik-piam.r-universe.dev/builds)
 
@@ -55,7 +55,7 @@ In case of questions / problems please contact Jan Philipp Dietrich <dietrich@pi
 
 To cite package **madrat** in publications use:
 
-Dietrich J, Baumstark L, Wirth S, Giannousakis A, Rodrigues R, Bodirsky B, Leip D, Kreidenweis U, Klein D, Sauer P (2023). _madrat: May All Data be Reproducible and Transparent (MADRaT)_. doi:10.5281/zenodo.1115490 <https://doi.org/10.5281/zenodo.1115490>, R package version 3.7.3, <https://github.com/pik-piam/madrat>.
+Dietrich J, Baumstark L, Wirth S, Giannousakis A, Rodrigues R, Bodirsky B, Leip D, Kreidenweis U, Klein D, Sauer P (2023). _madrat: May All Data be Reproducible and Transparent (MADRaT)_. doi:10.5281/zenodo.1115490 <https://doi.org/10.5281/zenodo.1115490>, R package version 3.8.0, <https://github.com/pik-piam/madrat>.
 
 A BibTeX entry for LaTeX users is
 
@@ -64,7 +64,7 @@ A BibTeX entry for LaTeX users is
   title = {madrat: May All Data be Reproducible and Transparent (MADRaT)},
   author = {Jan Philipp Dietrich and Lavinia Baumstark and Stephen Wirth and Anastasis Giannousakis and Renato Rodrigues and Benjamin Leon Bodirsky and Debbora Leip and Ulrich Kreidenweis and David Klein and Pascal Sauer},
   year = {2023},
-  note = {R package version 3.7.3},
+  note = {R package version 3.8.0},
   doi = {10.5281/zenodo.1115490},
   url = {https://github.com/pik-piam/madrat},
 }