diff --git a/conan.lock b/conan.lock
index 2b982132..d18c3884 100644
--- a/conan.lock
+++ b/conan.lock
@@ -7,8 +7,10 @@
         "wvware/1.2.9-odr#2d8e0b63ad3ece786e8e70cb5c550f5f%1766352522.558",
         "vincentlaucsb-csv-parser/2.3.0#ac67e368e82c9e3da4a663c35e3a1b2f%1718528275.177",
         "util-linux-libuuid/2.41.2#ee8e33ba15c17c0140643e0bd93c0b6f%1765881086.29",
+        "utfcpp/4.0.9#b5eb56fe6b829b6f3eb8da167c4f41b2%1773905531.586",
         "utfcpp/4.0.4#199ad4051968b14d27cb937173bcf42a%1773905534.969",
         "uchardet/0.0.8#6ab25e452021fcdb560f4e37f4a27bc1%1759735438.978",
+        "pugixml/1.15#979e88f4fafbfe3585d2c0510a071cc7%1739435725.483",
         "pugixml/1.14#c6afdcf73d71858303d8260b0d76ff91%1696206310.014",
         "poppler-data/0.4.12-odr#06cdb12e4cab52261a5eb6c7d7dad273%1764497608.501",
         "poppler/24.08.0-odr#5150a6889acc1c8c9176d857c12fa3c8%1766352521.627",
@@ -16,6 +18,7 @@
         "pdf2htmlex/0.18.8.rc1-odr-git-eb5d291#fadb1d15d841bf6c75e3bc76bde81777%1766352519.27",
         "pcre2/10.42#9a35f5089feb875ec61a38eca364ce77%1743524593.693",
         "openjpeg/2.5.4#372fbc2b4348d45ab0c0a62a8475dc2f%1760446899.685",
+        "nlohmann_json/3.12.0#2d634ab0ec8d9f56353e5ccef6d6612c%1744735883.94",
         "nlohmann_json/3.11.3#45828be26eb619a2e04ca517bb7b828d%1701220705.259",
         "miniz/3.0.2#bfbce07c6654293cce27ee24129d2df7%1743673472.805",
         "lzo/2.10#f00b10acc508cea70645727d970a23e1%1759909644.842",
diff --git a/conanfile.py b/conanfile.py
index 62b0c40c..04d7e101 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -39,13 +39,13 @@ def config_options(self):
             del self.options.with_libmagic
 
     def requirements(self):
-        self.requires("pugixml/1.14")
+        self.requires("pugixml/1.15")
         self.requires("cryptopp/8.9.0")
         self.requires("miniz/3.0.2")
-        self.requires("nlohmann_json/3.11.3")
+        self.requires("nlohmann_json/3.12.0")
         self.requires("vincentlaucsb-csv-parser/2.3.0")
         self.requires("uchardet/0.0.8")
-        self.requires("utfcpp/4.0.4")
+        self.requires("utfcpp/4.0.9")
         if self.options.get_safe("with_pdf2htmlEX", False):
             self.requires("pdf2htmlex/0.18.8.rc1-odr-git-eb5d291")
         if self.options.get_safe("with_wvWare", False):