diff --git a/Gemfile.lock b/Gemfile.lock
index 3c7e20e..5d383af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ PATH
     forme-ruby (0.1.0)
       base64 (~> 0.2)
       ffi (~> 1.17)
-      json (>= 2.0, < 3)
+      json (>= 2.0, < 4)
 
 GEM
   remote: https://rubygems.org/
@@ -26,7 +26,7 @@ GEM
     ffi (1.17.4-x86_64-darwin)
     ffi (1.17.4-x86_64-linux-gnu)
     ffi (1.17.4-x86_64-linux-musl)
-    json (2.21.2)
+    json (3.0.2)
     language_server-protocol (3.17.0.6)
     lint_roller (1.1.0)
     parallel (1.28.0)
@@ -51,8 +51,8 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.7)
-    rubocop (1.88.2)
-      json (~> 2.3)
+    rubocop (1.91.0)
+      json (>= 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
       parallel (>= 1.10)
@@ -70,10 +70,10 @@ GEM
       rubocop (>= 1.75.0, < 2.0)
       rubocop-ast (>= 1.47.1, < 2.0)
     ruby-progressbar (1.13.0)
-    standard (1.56.0)
+    standard (1.57.0)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.0)
-      rubocop (~> 1.88.0)
+      rubocop (~> 1.91.0)
       standard-custom (~> 1.0.0)
       standard-performance (~> 1.8)
     standard-custom (1.0.2)
@@ -124,7 +124,7 @@ CHECKSUMS
   ffi (1.17.4-x86_64-linux-gnu) sha256=9d3db14c2eae074b382fa9c083fe95aec6e0a1451da249eab096c34002bc752d
   ffi (1.17.4-x86_64-linux-musl) sha256=3fdf9888483de005f8ef8d1cf2d3b20d86626af206cbf780f6a6a12439a9c49e
   forme-ruby (0.1.0)
-  json (2.21.2) sha256=1f1d3b7cf2b3ba1a69beca0bb6db13d5438b80bff3cd54cdaaa620b9b07c1c6a
+  json (3.0.2) sha256=8e6d7e7b11384c21230430cef90b71f14849a34a1f4452796670f7c981bd19df
   language_server-protocol (3.17.0.6) sha256=5ef2c0c138f8267e1bc631d3328347d354f96724b0af22f2c79516120443b7f0
   lint_roller (1.1.0) sha256=2c0c845b632a7d172cb849cc90c1bce937a28c5c8ccccb50dfd46a485003cc87
   parallel (1.28.0) sha256=33e6de1484baf2524792d178b0913fc8eb94c628d6cfe45599ad4458c638c970
@@ -139,11 +139,11 @@ CHECKSUMS
   rspec-expectations (3.13.5) sha256=33a4d3a1d95060aea4c94e9f237030a8f9eae5615e9bd85718fe3a09e4b58836
   rspec-mocks (3.13.8) sha256=086ad3d3d17533f4237643de0b5c42f04b66348c28bf6b9c2d3f4a3b01af1d47
   rspec-support (3.13.7) sha256=0640e5570872aafefd79867901deeeeb40b0c9875a36b983d85f54fb7381c47c
-  rubocop (1.88.2) sha256=8def251c90cd955feb4daa3edc0ab56893250c4ce90ef81e6c80c03f9a939bbf
+  rubocop (1.91.0) sha256=9c82b7bf391c5d7e3798c5b9996e22a1fe3bd7468e351dfdeb96140c058296d0
   rubocop-ast (1.50.0) sha256=b9ca88300da0803ee222ad20cdb30494c0a784eed06fdc35d254b06d662788db
   rubocop-performance (1.26.1) sha256=cd19b936ff196df85829d264b522fd4f98b6c89ad271fa52744a8c11b8f71834
   ruby-progressbar (1.13.0) sha256=80fc9c47a9b640d6834e0dc7b3c94c9df37f08cb072b7761e4a71e22cff29b33
-  standard (1.56.0) sha256=ae2af4d9669589162ac69ed5ef59dcf9f346d4afc81f7e62b84339310dfcb787
+  standard (1.57.0) sha256=4a65ea92421fbaf77fb54da91e16093cf79b335b8f62c35aaa3dd714c8592858
   standard-custom (1.0.2) sha256=424adc84179a074f1a2a309bb9cf7cd6bfdb2b6541f20c6bf9436c0ba22a652b
   standard-performance (1.9.0) sha256=49483d31be448292951d80e5e67cdcb576c2502103c7b40aec6f1b6e9c88e3f2
   thor (1.5.0) sha256=e3a9e55fe857e44859ce104a84675ab6e8cd59c650a49106a05f55f136425e73
diff --git a/forme-ruby.gemspec b/forme-ruby.gemspec
index 3d91f30..e364d48 100644
--- a/forme-ruby.gemspec
+++ b/forme-ruby.gemspec
@@ -24,5 +24,5 @@ Gem::Specification.new do |spec|
   spec.extensions = ["ext/forme_pdf/extconf.rb"]
   spec.add_dependency "ffi", "~> 1.17"
   spec.add_dependency "base64", "~> 0.2"
-  spec.add_dependency "json", ">= 2.0", "< 3"
+  spec.add_dependency "json", ">= 2.0", "< 4"
 end