diff --git a/pygm/__init__.py b/pygm/__init__.py
index 016fe66..8276486 100644
--- a/pygm/__init__.py
+++ b/pygm/__init__.py
@@ -1,5 +1,5 @@
 __all__ = ['SortedList', 'SortedSet']
-__version__ = '1.0'
+__version__ = '1.0.1'
 __author__ = 'Giorgio Vinciguerra'
 
 import os as _os
diff --git a/pygm/pygm.cpp b/pygm/pygm.cpp
index 294d1db..a90a412 100644
--- a/pygm/pygm.cpp
+++ b/pygm/pygm.cpp
@@ -272,25 +272,19 @@ template <typename K> class PGMWrapper : private pgm::PGMIndex<K, IGNORED_PARAME
         return this->levels_offsets[level_num + 1] - this->levels_offsets[level_num] - 1;
     }
 
-    std::unordered_map<std::string, double> segment(size_t level_num, size_t segment_num) {
+    py::dict segment(size_t level_num, size_t segment_num) {
         if (level_num >= this->height())
             throw std::invalid_argument("level can't be >= index height");
         if (segment_num >= num_segments(level_num))
             throw std::invalid_argument("segment can't be >= number of segments in level");
 
-        std::unordered_map<std::string, double> segment;
-        segment["epsilon"] = level_num == 0 ? get_epsilon() : get_epsilon_recursive();
-
-        auto segment_it = this->segments.begin() + this->levels_offsets[level_num];
-        for (int sn = segment_num; sn > 0; --sn) {
-            ++segment_it;
-        }
-
-        segment["key"] = segment_it->key;
-        segment["slope"] = segment_it->slope;
-        segment["intercept"] = segment_it->intercept;
-
-        return segment;
+        auto &s = this->segments[this->levels_offsets[level_num] + segment_num];
+        py::dict out;
+        out["key"] = s.key;
+        out["slope"] = s.slope;
+        out["intercept"] = s.intercept;
+        out["epsilon"] = level_num == 0 ? get_epsilon() : get_epsilon_recursive();
+        return out;
     }
 
     K operator[](size_t i) const { return data[i]; }
diff --git a/setup.py b/setup.py
index 3033abc..cf25a07 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 import setuptools
 from setuptools.command.build_ext import build_ext
 
-__version__ = '1.0'
+__version__ = '1.0.1'
 
 
 class get_pybind_include(object):
@@ -117,7 +117,7 @@ def gcc_sort_key(p):
     zip_safe=False,
     classifiers=[
         'License :: OSI Approved :: Apache Software License',
-        'Development Status :: 3 - Alpha',
+        'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',
         'Intended Audience :: Information Technology',
         'Intended Audience :: Science/Research',
@@ -131,6 +131,9 @@ def gcc_sort_key(p):
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
         'Topic :: Database',
         'Topic :: Scientific/Engineering',
         'Topic :: Scientific/Engineering :: Artificial Intelligence',