diff --git a/export/config/current/shapefile_configs/config_acq_shape.json b/export/config/current/shapefile_configs/config_acq_shape.json
index da67a2f6..bc87e2d9 100644
--- a/export/config/current/shapefile_configs/config_acq_shape.json
+++ b/export/config/current/shapefile_configs/config_acq_shape.json
@@ -16,7 +16,7 @@
                 {"name": "acq_shape.idx_diamet", "alias": "idx_diamet", "cast": "VARCHAR(2)"},
                 {"name": "acq_shape.anno", "alias": "anno", "cast": "INTEGER"},
                 {"name": "acq_shape.idx_anno", "alias": "idx_anno", "cast": "VARCHAR(2)"},
-                {"name": "acq_shape.lunghez_1", "alias": "lunghezza", "cast": "DOUBLE PRECISION"},
+                {"name": "acq_shape.lunghez_1", "alias": "lunghezza",  "cast": "NUMERIC(18,6)"},
                 {"name": "acq_shape.idx_lunghe", "alias": "idx_lung", "cast": "VARCHAR(2)"},
                 {"name": "acq_shape.id_conserv", "alias": "id_conserv", "cast": "INTEGER"},
                 {"name": "acq_shape.tipo_rete", "alias": "tipo_rete", "cast": "VARCHAR(16)"},
@@ -30,7 +30,7 @@
                 {"name": "acq_shape.press_med_", "alias": "p_med_eser", "cast": "DOUBLE PRECISION"},
                 {"name": "acq_shape.protezione", "alias": "prot_catod", "cast": "INTEGER"},
                 {"name": "acq_shape.allacci", "alias": "allacci", "cast": "INTEGER"},
-                {"name": "acq_shape.lunghezza_", "alias": "lung_allac", "cast": "DOUBLE PRECISION"},
+                {"name": "acq_shape.lunghezza_", "alias": "lung_allac", "cast": "NUMERIC(18,6)"},
                 {"name": "acq_shape.riparazion", "alias": "rip_allacc", "cast": "INTEGER"},
                 {"name": "acq_shape.riparazi_1", "alias": "rip_rete", "cast": "INTEGER"},
                 {"name": "acq_shape.utenze_mis", "alias": "ut_misurat", "cast": "INTEGER"},
diff --git a/export/config/current/shapefile_configs/config_fgn_shape.json b/export/config/current/shapefile_configs/config_fgn_shape.json
index 67136c32..26dc2217 100644
--- a/export/config/current/shapefile_configs/config_fgn_shape.json
+++ b/export/config/current/shapefile_configs/config_fgn_shape.json
@@ -17,7 +17,7 @@
                 {"name": "fgn_shape.idx_diamet", "alias": "idx_diamet", "cast": "VARCHAR(2)"},
                 {"name": "fgn_shape.anno", "alias": "anno", "cast": "INTEGER"},
                 {"name": "fgn_shape.idx_anno", "alias": "idx_anno", "cast": "VARCHAR(2)"},
-                {"name": "fgn_shape.lunghez_1", "alias": "lunghezza", "cast": "DOUBLE PRECISION"},
+                {"name": "fgn_shape.lunghez_1", "alias": "lunghezza", "cast": "NUMERIC(18,6)"},
                 {"name": "fgn_shape.idx_lunghe", "alias": "idx_lung", "cast": "VARCHAR(2)"},
                 {"name": "fgn_shape.id_conserv", "alias": "id_conserv", "cast": "INTEGER"},
                 {"name": "fgn_shape.tipo_rete", "alias": "tipo_rete", "cast": "VARCHAR(16)"},
@@ -30,7 +30,7 @@
                 {"name": "fgn_shape.idx_profon", "alias": "idx_profon", "cast": "VARCHAR(2)"},
                 {"name": "fgn_shape.allacci", "alias": "allacci", "cast": "INTEGER"},
                 {"name": "fgn_shape.allacci_in", "alias": "allac_indu", "cast": "INTEGER"},
-                {"name": "fgn_shape.lunghezza_", "alias": "lung_allac", "cast": "DOUBLE PRECISION"},
+                {"name": "fgn_shape.lunghezza_", "alias": "lung_allac", "cast": "NUMERIC(18,6)"},
                 {"name": "fgn_shape.riparazion", "alias": "rip_allacc", "cast": "INTEGER"},
                 {"name": "fgn_shape.riparazi_1", "alias": "rip_rete", "cast": "INTEGER"},
                 {"name": "fgn_shape.id_opera_s", "alias": "id_op_stat", "cast": "INTEGER"}